Home / 2,228,488,140.48-3,072,072,459.36-1,557,349,513.92

Finding the Fourth Proportional to 2,228,488,140.48, 3,072,072,459.36 and 1,557,349,513.92

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Solution

The fourth proportional to 2,228,488,140.48, 3,072,072,459.36 and 1,557,349,513.92 is: 2,146,877,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,488,140.48 : 3,072,072,459.36 = 1,557,349,513.92 : x
  2. Step 2: Convert to fraction form
    2,228,488,140.48/3,072,072,459.36 = 1,557,349,513.92/x
  3. Step 3: Cross multiply
    2,228,488,140.48x = 3,072,072,459.36 × 1,557,349,513.92
  4. Step 4: Simplify right side
    2,228,488,140.48x = 4,784,290,551,311,314,944
  5. Step 5: Solve for x
    x = 4,784,290,551,311,314,944/2,228,488,140.48
  6. Step 6: Final answer
    x = 2,146,877,277.20

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Half scale
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Double scale
Find fourth proportional to 2,228,488,141.48, 3,072,072,460.74 and 1,557,349,514.92
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.