Home / 867,560,892.20-1,301,341,338.30-293,123,925.80

Finding the Fourth Proportional to 867,560,892.20, 1,301,341,338.30 and 293,123,925.80

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Solution

The fourth proportional to 867,560,892.20, 1,301,341,338.30 and 293,123,925.80 is: 439,685,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,560,892.20 : 1,301,341,338.30 = 293,123,925.80 : x
  2. Step 2: Convert to fraction form
    867,560,892.20/1,301,341,338.30 = 293,123,925.80/x
  3. Step 3: Cross multiply
    867,560,892.20x = 1,301,341,338.30 × 293,123,925.80
  4. Step 4: Simplify right side
    867,560,892.20x = 381,454,281,888,321,920
  5. Step 5: Solve for x
    x = 381,454,281,888,321,920/867,560,892.20
  6. Step 6: Final answer
    x = 439,685,888.70

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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.