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Finding the Fourth Proportional to 375,337,538.66, 563,100,084.12 and 264,888,863.22

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Solution

The fourth proportional to 375,337,538.66, 563,100,084.12 and 264,888,863.22 is: 397,399,475.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,337,538.66 : 563,100,084.12 = 264,888,863.22 : x
  2. Step 2: Convert to fraction form
    375,337,538.66/563,100,084.12 = 264,888,863.22/x
  3. Step 3: Cross multiply
    375,337,538.66x = 563,100,084.12 × 264,888,863.22
  4. Step 4: Simplify right side
    375,337,538.66x = 149,158,941,161,633,184
  5. Step 5: Solve for x
    x = 149,158,941,161,633,184/375,337,538.66
  6. Step 6: Final answer
    x = 397,399,475.93

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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.