Home / 344,229,903.20-516,332,413.20-139,752,207.20

Finding the Fourth Proportional to 344,229,903.20, 516,332,413.20 and 139,752,207.20

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Solution

The fourth proportional to 344,229,903.20, 516,332,413.20 and 139,752,207.20 is: 209,623,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,229,903.20 : 516,332,413.20 = 139,752,207.20 : x
  2. Step 2: Convert to fraction form
    344,229,903.20/516,332,413.20 = 139,752,207.20/x
  3. Step 3: Cross multiply
    344,229,903.20x = 516,332,413.20 × 139,752,207.20
  4. Step 4: Simplify right side
    344,229,903.20x = 72,158,594,393,602,400
  5. Step 5: Solve for x
    x = 72,158,594,393,602,400/344,229,903.20
  6. Step 6: Final answer
    x = 209,623,259.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.