Home / 66,031,426.10-99,047,139.15-50,914,882.10

Finding the Fourth Proportional to 66,031,426.10, 99,047,139.15 and 50,914,882.10

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Solution

The fourth proportional to 66,031,426.10, 99,047,139.15 and 50,914,882.10 is: 76,372,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,031,426.10 : 99,047,139.15 = 50,914,882.10 : x
  2. Step 2: Convert to fraction form
    66,031,426.10/99,047,139.15 = 50,914,882.10/x
  3. Step 3: Cross multiply
    66,031,426.10x = 99,047,139.15 × 50,914,882.10
  4. Step 4: Simplify right side
    66,031,426.10x = 5,042,973,412,164,545
  5. Step 5: Solve for x
    x = 5,042,973,412,164,545/66,031,426.10
  6. Step 6: Final answer
    x = 76,372,323.15

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Double scale
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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.