Home / 524,883,932.20-787,549,847.10-252,114,293.80

Finding the Fourth Proportional to 524,883,932.20, 787,549,847.10 and 252,114,293.80

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Solution

The fourth proportional to 524,883,932.20, 787,549,847.10 and 252,114,293.80 is: 378,279,008.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,883,932.20 : 787,549,847.10 = 252,114,293.80 : x
  2. Step 2: Convert to fraction form
    524,883,932.20/787,549,847.10 = 252,114,293.80/x
  3. Step 3: Cross multiply
    524,883,932.20x = 787,549,847.10 × 252,114,293.80
  4. Step 4: Simplify right side
    524,883,932.20x = 198,552,573,533,914,496
  5. Step 5: Solve for x
    x = 198,552,573,533,914,496/524,883,932.20
  6. Step 6: Final answer
    x = 378,279,008.66

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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.