Home / 1,488,532,038.90-2,232,798,058.35-997,480,554.90

Finding the Fourth Proportional to 1,488,532,038.90, 2,232,798,058.35 and 997,480,554.90

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Solution

The fourth proportional to 1,488,532,038.90, 2,232,798,058.35 and 997,480,554.90 is: 1,496,220,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,532,038.90 : 2,232,798,058.35 = 997,480,554.90 : x
  2. Step 2: Convert to fraction form
    1,488,532,038.90/2,232,798,058.35 = 997,480,554.90/x
  3. Step 3: Cross multiply
    1,488,532,038.90x = 2,232,798,058.35 × 997,480,554.90
  4. Step 4: Simplify right side
    1,488,532,038.90x = 2,227,172,646,222,600,448
  5. Step 5: Solve for x
    x = 2,227,172,646,222,600,448/1,488,532,038.90
  6. Step 6: Final answer
    x = 1,496,220,832.35

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Half scale
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Double scale
Find fourth proportional to 1,488,532,039.90, 2,232,798,059.85 and 997,480,555.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.