Home / 107,965,930.34-148,992,660.56-58,406,290.88

Finding the Fourth Proportional to 107,965,930.34, 148,992,660.56 and 58,406,290.88

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Solution

The fourth proportional to 107,965,930.34, 148,992,660.56 and 58,406,290.88 is: 80,600,506.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,965,930.34 : 148,992,660.56 = 58,406,290.88 : x
  2. Step 2: Convert to fraction form
    107,965,930.34/148,992,660.56 = 58,406,290.88/x
  3. Step 3: Cross multiply
    107,965,930.34x = 148,992,660.56 × 58,406,290.88
  4. Step 4: Simplify right side
    107,965,930.34x = 8,702,108,671,053,516
  5. Step 5: Solve for x
    x = 8,702,108,671,053,516/107,965,930.34
  6. Step 6: Final answer
    x = 80,600,506.51

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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.