Home / 539,472,651.35-744,472,249.65-291,954,005.60

Finding the Fourth Proportional to 539,472,651.35, 744,472,249.65 and 291,954,005.60

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Solution

The fourth proportional to 539,472,651.35, 744,472,249.65 and 291,954,005.60 is: 402,896,522.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,472,651.35 : 744,472,249.65 = 291,954,005.60 : x
  2. Step 2: Convert to fraction form
    539,472,651.35/744,472,249.65 = 291,954,005.60/x
  3. Step 3: Cross multiply
    539,472,651.35x = 744,472,249.65 × 291,954,005.60
  4. Step 4: Simplify right side
    539,472,651.35x = 217,351,655,339,638,336
  5. Step 5: Solve for x
    x = 217,351,655,339,638,336/539,472,651.35
  6. Step 6: Final answer
    x = 402,896,522.74

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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.