Home / 391,451,837.19-586,789,904.31-183,818,563.83

Finding the Fourth Proportional to 391,451,837.19, 586,789,904.31 and 183,818,563.83

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Solution

The fourth proportional to 391,451,837.19, 586,789,904.31 and 183,818,563.83 is: 275,545,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,451,837.19 : 586,789,904.31 = 183,818,563.83 : x
  2. Step 2: Convert to fraction form
    391,451,837.19/586,789,904.31 = 183,818,563.83/x
  3. Step 3: Cross multiply
    391,451,837.19x = 586,789,904.31 × 183,818,563.83
  4. Step 4: Simplify right side
    391,451,837.19x = 107,862,877,480,207,328
  5. Step 5: Solve for x
    x = 107,862,877,480,207,328/391,451,837.19
  6. Step 6: Final answer
    x = 275,545,717.84

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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.