Home / 475,392,008.20-713,088,012.30-409,635,041.80

Finding the Fourth Proportional to 475,392,008.20, 713,088,012.30 and 409,635,041.80

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Solution

The fourth proportional to 475,392,008.20, 713,088,012.30 and 409,635,041.80 is: 614,452,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,392,008.20 : 713,088,012.30 = 409,635,041.80 : x
  2. Step 2: Convert to fraction form
    475,392,008.20/713,088,012.30 = 409,635,041.80/x
  3. Step 3: Cross multiply
    475,392,008.20x = 713,088,012.30 × 409,635,041.80
  4. Step 4: Simplify right side
    475,392,008.20x = 292,105,837,725,589,376
  5. Step 5: Solve for x
    x = 292,105,837,725,589,376/475,392,008.20
  6. Step 6: Final answer
    x = 614,452,562.70

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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.