Home / 894,203,516.38-1,234,000,909.50-497,717,970.70

Finding the Fourth Proportional to 894,203,516.38, 1,234,000,909.50 and 497,717,970.70

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Solution

The fourth proportional to 894,203,516.38, 1,234,000,909.50 and 497,717,970.70 is: 686,850,831.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,203,516.38 : 1,234,000,909.50 = 497,717,970.70 : x
  2. Step 2: Convert to fraction form
    894,203,516.38/1,234,000,909.50 = 497,717,970.70/x
  3. Step 3: Cross multiply
    894,203,516.38x = 1,234,000,909.50 × 497,717,970.70
  4. Step 4: Simplify right side
    894,203,516.38x = 614,184,428,518,294,400
  5. Step 5: Solve for x
    x = 614,184,428,518,294,400/894,203,516.38
  6. Step 6: Final answer
    x = 686,850,831.23

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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.