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Finding the Fourth Proportional to 240,917,959.01, 332,468,776.31 and 130,909,672.01

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Solution

The fourth proportional to 240,917,959.01, 332,468,776.31 and 130,909,672.01 is: 180,656,430.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,917,959.01 : 332,468,776.31 = 130,909,672.01 : x
  2. Step 2: Convert to fraction form
    240,917,959.01/332,468,776.31 = 130,909,672.01/x
  3. Step 3: Cross multiply
    240,917,959.01x = 332,468,776.31 × 130,909,672.01
  4. Step 4: Simplify right side
    240,917,959.01x = 43,523,378,457,991,264
  5. Step 5: Solve for x
    x = 43,523,378,457,991,264/240,917,959.01
  6. Step 6: Final answer
    x = 180,656,430.25

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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.