Home / 183,715,811.40-275,573,717.10-81,679,139.40

Finding the Fourth Proportional to 183,715,811.40, 275,573,717.10 and 81,679,139.40

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Solution

The fourth proportional to 183,715,811.40, 275,573,717.10 and 81,679,139.40 is: 122,518,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,715,811.40 : 275,573,717.10 = 81,679,139.40 : x
  2. Step 2: Convert to fraction form
    183,715,811.40/275,573,717.10 = 81,679,139.40/x
  3. Step 3: Cross multiply
    183,715,811.40x = 275,573,717.10 × 81,679,139.40
  4. Step 4: Simplify right side
    183,715,811.40x = 22,508,624,053,987,068
  5. Step 5: Solve for x
    x = 22,508,624,053,987,068/183,715,811.40
  6. Step 6: Final answer
    x = 122,518,709.10

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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.