Home / 475,392,006.20-713,088,009.30-409,635,039.80

Finding the Fourth Proportional to 475,392,006.20, 713,088,009.30 and 409,635,039.80

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Solution

The fourth proportional to 475,392,006.20, 713,088,009.30 and 409,635,039.80 is: 614,452,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,392,006.20 : 713,088,009.30 = 409,635,039.80 : x
  2. Step 2: Convert to fraction form
    475,392,006.20/713,088,009.30 = 409,635,039.80/x
  3. Step 3: Cross multiply
    475,392,006.20x = 713,088,009.30 × 409,635,039.80
  4. Step 4: Simplify right side
    475,392,006.20x = 292,105,835,070,508,288
  5. Step 5: Solve for x
    x = 292,105,835,070,508,288/475,392,006.20
  6. Step 6: Final answer
    x = 614,452,559.70

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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.