Home / 107,013,321.56-147,679,139.58-58,120,749.56

Finding the Fourth Proportional to 107,013,321.56, 147,679,139.58 and 58,120,749.56

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Solution

The fourth proportional to 107,013,321.56, 147,679,139.58 and 58,120,749.56 is: 80,207,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,013,321.56 : 147,679,139.58 = 58,120,749.56 : x
  2. Step 2: Convert to fraction form
    107,013,321.56/147,679,139.58 = 58,120,749.56/x
  3. Step 3: Cross multiply
    107,013,321.56x = 147,679,139.58 × 58,120,749.56
  4. Step 4: Simplify right side
    107,013,321.56x = 8,583,222,286,765,465
  5. Step 5: Solve for x
    x = 8,583,222,286,765,465/107,013,321.56
  6. Step 6: Final answer
    x = 80,207,044.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.