Home / 641,654,024.10-962,481,036.15-156,979,832.10

Finding the Fourth Proportional to 641,654,024.10, 962,481,036.15 and 156,979,832.10

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Solution

The fourth proportional to 641,654,024.10, 962,481,036.15 and 156,979,832.10 is: 235,469,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,654,024.10 : 962,481,036.15 = 156,979,832.10 : x
  2. Step 2: Convert to fraction form
    641,654,024.10/962,481,036.15 = 156,979,832.10/x
  3. Step 3: Cross multiply
    641,654,024.10x = 962,481,036.15 × 156,979,832.10
  4. Step 4: Simplify right side
    641,654,024.10x = 151,090,111,454,261,024
  5. Step 5: Solve for x
    x = 151,090,111,454,261,024/641,654,024.10
  6. Step 6: Final answer
    x = 235,469,748.15

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1.5x scale

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.