Home / 653,715,532.90-902,094,831.10-371,420,685.73

Finding the Fourth Proportional to 653,715,532.90, 902,094,831.10 and 371,420,685.73

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Solution

The fourth proportional to 653,715,532.90, 902,094,831.10 and 371,420,685.73 is: 512,542,021.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,715,532.90 : 902,094,831.10 = 371,420,685.73 : x
  2. Step 2: Convert to fraction form
    653,715,532.90/902,094,831.10 = 371,420,685.73/x
  3. Step 3: Cross multiply
    653,715,532.90x = 902,094,831.10 × 371,420,685.73
  4. Step 4: Simplify right side
    653,715,532.90x = 335,056,680,758,793,472
  5. Step 5: Solve for x
    x = 335,056,680,758,793,472/653,715,532.90
  6. Step 6: Final answer
    x = 512,542,021.56

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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.