Home / 588,709,280.17-812,382,201.18-324,376,480.88

Finding the Fourth Proportional to 588,709,280.17, 812,382,201.18 and 324,376,480.88

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Solution

The fourth proportional to 588,709,280.17, 812,382,201.18 and 324,376,480.88 is: 447,619,374.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,709,280.17 : 812,382,201.18 = 324,376,480.88 : x
  2. Step 2: Convert to fraction form
    588,709,280.17/812,382,201.18 = 324,376,480.88/x
  3. Step 3: Cross multiply
    588,709,280.17x = 812,382,201.18 × 324,376,480.88
  4. Step 4: Simplify right side
    588,709,280.17x = 263,517,679,544,663,744
  5. Step 5: Solve for x
    x = 263,517,679,544,663,744/588,709,280.17
  6. Step 6: Final answer
    x = 447,619,374.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.