Home / 657,458,448.30-907,293,147.82-356,046,099.59

Finding the Fourth Proportional to 657,458,448.30, 907,293,147.82 and 356,046,099.59

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Solution

The fourth proportional to 657,458,448.30, 907,293,147.82 and 356,046,099.59 is: 491,343,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,458,448.30 : 907,293,147.82 = 356,046,099.59 : x
  2. Step 2: Convert to fraction form
    657,458,448.30/907,293,147.82 = 356,046,099.59/x
  3. Step 3: Cross multiply
    657,458,448.30x = 907,293,147.82 × 356,046,099.59
  4. Step 4: Simplify right side
    657,458,448.30x = 323,038,186,466,044,288
  5. Step 5: Solve for x
    x = 323,038,186,466,044,288/657,458,448.30
  6. Step 6: Final answer
    x = 491,343,882.34

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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.