Home / 231,727,280.80-347,590,921.20-124,231,856.80

Finding the Fourth Proportional to 231,727,280.80, 347,590,921.20 and 124,231,856.80

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Solution

The fourth proportional to 231,727,280.80, 347,590,921.20 and 124,231,856.80 is: 186,347,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,727,280.80 : 347,590,921.20 = 124,231,856.80 : x
  2. Step 2: Convert to fraction form
    231,727,280.80/347,590,921.20 = 124,231,856.80/x
  3. Step 3: Cross multiply
    231,727,280.80x = 347,590,921.20 × 124,231,856.80
  4. Step 4: Simplify right side
    231,727,280.80x = 43,181,865,547,498,480
  5. Step 5: Solve for x
    x = 43,181,865,547,498,480/231,727,280.80
  6. Step 6: Final answer
    x = 186,347,785.20

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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.