Home / 658,358,788.73-907,656,227.09-523,018,085.46

Finding the Fourth Proportional to 658,358,788.73, 907,656,227.09 and 523,018,085.46

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Solution

The fourth proportional to 658,358,788.73, 907,656,227.09 and 523,018,085.46 is: 721,066,734.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,358,788.73 : 907,656,227.09 = 523,018,085.46 : x
  2. Step 2: Convert to fraction form
    658,358,788.73/907,656,227.09 = 523,018,085.46/x
  3. Step 3: Cross multiply
    658,358,788.73x = 907,656,227.09 × 523,018,085.46
  4. Step 4: Simplify right side
    658,358,788.73x = 474,720,622,144,401,344
  5. Step 5: Solve for x
    x = 474,720,622,144,401,344/658,358,788.73
  6. Step 6: Final answer
    x = 721,066,734.85

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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.