Home / 1,582,517,617.38-2,374,138,002.78-547,377,624.90

Finding the Fourth Proportional to 1,582,517,617.38, 2,374,138,002.78 and 547,377,624.90

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Solution

The fourth proportional to 1,582,517,617.38, 2,374,138,002.78 and 547,377,624.90 is: 821,191,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,517,617.38 : 2,374,138,002.78 = 547,377,624.90 : x
  2. Step 2: Convert to fraction form
    1,582,517,617.38/2,374,138,002.78 = 547,377,624.90/x
  3. Step 3: Cross multiply
    1,582,517,617.38x = 2,374,138,002.78 × 547,377,624.90
  4. Step 4: Simplify right side
    1,582,517,617.38x = 1,299,550,021,146,546,176
  5. Step 5: Solve for x
    x = 1,299,550,021,146,546,176/1,582,517,617.38
  6. Step 6: Final answer
    x = 821,191,503.26

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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.