Home / 240,155,146.10-331,414,385.04-130,146,859.10

Finding the Fourth Proportional to 240,155,146.10, 331,414,385.04 and 130,146,859.10

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Solution

The fourth proportional to 240,155,146.10, 331,414,385.04 and 130,146,859.10 is: 179,602,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,155,146.10 : 331,414,385.04 = 130,146,859.10 : x
  2. Step 2: Convert to fraction form
    240,155,146.10/331,414,385.04 = 130,146,859.10/x
  3. Step 3: Cross multiply
    240,155,146.10x = 331,414,385.04 × 130,146,859.10
  4. Step 4: Simplify right side
    240,155,146.10x = 43,132,541,273,514,032
  5. Step 5: Solve for x
    x = 43,132,541,273,514,032/240,155,146.10
  6. Step 6: Final answer
    x = 179,602,819.15

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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.