Home / 108,266,343.40-162,417,718.62-53,681,622.76

Finding the Fourth Proportional to 108,266,343.40, 162,417,718.62 and 53,681,622.76

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Solution

The fourth proportional to 108,266,343.40, 162,417,718.62 and 53,681,622.76 is: 80,531,459.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,266,343.40 : 162,417,718.62 = 53,681,622.76 : x
  2. Step 2: Convert to fraction form
    108,266,343.40/162,417,718.62 = 53,681,622.76/x
  3. Step 3: Cross multiply
    108,266,343.40x = 162,417,718.62 × 53,681,622.76
  4. Step 4: Simplify right side
    108,266,343.40x = 8,718,846,700,498,668
  5. Step 5: Solve for x
    x = 8,718,846,700,498,668/108,266,343.40
  6. Step 6: Final answer
    x = 80,531,459.98

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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.