Home / 283,285,882.20-425,117,780.10-129,852,960.60

Finding the Fourth Proportional to 283,285,882.20, 425,117,780.10 and 129,852,960.60

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Solution

The fourth proportional to 283,285,882.20, 425,117,780.10 and 129,852,960.60 is: 194,866,055.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,285,882.20 : 425,117,780.10 = 129,852,960.60 : x
  2. Step 2: Convert to fraction form
    283,285,882.20/425,117,780.10 = 129,852,960.60/x
  3. Step 3: Cross multiply
    283,285,882.20x = 425,117,780.10 × 129,852,960.60
  4. Step 4: Simplify right side
    283,285,882.20x = 55,202,802,349,684,768
  5. Step 5: Solve for x
    x = 55,202,802,349,684,768/283,285,882.20
  6. Step 6: Final answer
    x = 194,866,055.17

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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.