Home / 653,508,104.43-901,841,326.16-356,150,417.07

Finding the Fourth Proportional to 653,508,104.43, 901,841,326.16 and 356,150,417.07

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Solution

The fourth proportional to 653,508,104.43, 901,841,326.16 and 356,150,417.07 is: 491,487,652.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,508,104.43 : 901,841,326.16 = 356,150,417.07 : x
  2. Step 2: Convert to fraction form
    653,508,104.43/901,841,326.16 = 356,150,417.07/x
  3. Step 3: Cross multiply
    653,508,104.43x = 901,841,326.16 × 356,150,417.07
  4. Step 4: Simplify right side
    653,508,104.43x = 321,191,164,441,065,152
  5. Step 5: Solve for x
    x = 321,191,164,441,065,152/653,508,104.43
  6. Step 6: Final answer
    x = 491,487,652.97

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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.