Home / 1,150,852,001.40-1,726,278,002.10-423,690,247.80

Finding the Fourth Proportional to 1,150,852,001.40, 1,726,278,002.10 and 423,690,247.80

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Solution

The fourth proportional to 1,150,852,001.40, 1,726,278,002.10 and 423,690,247.80 is: 635,535,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,852,001.40 : 1,726,278,002.10 = 423,690,247.80 : x
  2. Step 2: Convert to fraction form
    1,150,852,001.40/1,726,278,002.10 = 423,690,247.80/x
  3. Step 3: Cross multiply
    1,150,852,001.40x = 1,726,278,002.10 × 423,690,247.80
  4. Step 4: Simplify right side
    1,150,852,001.40x = 731,407,154,481,437,952
  5. Step 5: Solve for x
    x = 731,407,154,481,437,952/1,150,852,001.40
  6. Step 6: Final answer
    x = 635,535,371.70

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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.