Home / 240,155,127.59-331,414,359.50-130,146,840.59

Finding the Fourth Proportional to 240,155,127.59, 331,414,359.50 and 130,146,840.59

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Solution

The fourth proportional to 240,155,127.59, 331,414,359.50 and 130,146,840.59 is: 179,602,793.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,155,127.59 : 331,414,359.50 = 130,146,840.59 : x
  2. Step 2: Convert to fraction form
    240,155,127.59/331,414,359.50 = 130,146,840.59/x
  3. Step 3: Cross multiply
    240,155,127.59x = 331,414,359.50 × 130,146,840.59
  4. Step 4: Simplify right side
    240,155,127.59x = 43,132,531,813,751,744
  5. Step 5: Solve for x
    x = 43,132,531,813,751,744/240,155,127.59
  6. Step 6: Final answer
    x = 179,602,793.61

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1.5x scale

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.