Home / 657,526,945.50-907,376,065.11-364,165,214.94

Finding the Fourth Proportional to 657,526,945.50, 907,376,065.11 and 364,165,214.94

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Solution

The fourth proportional to 657,526,945.50, 907,376,065.11 and 364,165,214.94 is: 502,541,838.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,526,945.50 : 907,376,065.11 = 364,165,214.94 : x
  2. Step 2: Convert to fraction form
    657,526,945.50/907,376,065.11 = 364,165,214.94/x
  3. Step 3: Cross multiply
    657,526,945.50x = 907,376,065.11 × 364,165,214.94
  4. Step 4: Simplify right side
    657,526,945.50x = 330,434,799,782,194,560
  5. Step 5: Solve for x
    x = 330,434,799,782,194,560/657,526,945.50
  6. Step 6: Final answer
    x = 502,541,838.09

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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.