Home / 31,037,069,908.20-46,555,604,862.30-21,241,549,396.20

Finding the Fourth Proportional to 31,037,069,908.20, 46,555,604,862.30 and 21,241,549,396.20

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Solution

The fourth proportional to 31,037,069,908.20, 46,555,604,862.30 and 21,241,549,396.20 is: 31,862,324,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,037,069,908.20 : 46,555,604,862.30 = 21,241,549,396.20 : x
  2. Step 2: Convert to fraction form
    31,037,069,908.20/46,555,604,862.30 = 21,241,549,396.20/x
  3. Step 3: Cross multiply
    31,037,069,908.20x = 46,555,604,862.30 × 21,241,549,396.20
  4. Step 4: Simplify right side
    31,037,069,908.20x = 988,913,180,352,514,490,368
  5. Step 5: Solve for x
    x = 988,913,180,352,514,490,368/31,037,069,908.20
  6. Step 6: Final answer
    x = 31,862,324,094.30

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Double scale
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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.