Home / 89,646,007.62-123,768,610.29-73,165,444.02

Finding the Fourth Proportional to 89,646,007.62, 123,768,610.29 and 73,165,444.02

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Solution

The fourth proportional to 89,646,007.62, 123,768,610.29 and 73,165,444.02 is: 101,014,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,646,007.62 : 123,768,610.29 = 73,165,444.02 : x
  2. Step 2: Convert to fraction form
    89,646,007.62/123,768,610.29 = 73,165,444.02/x
  3. Step 3: Cross multiply
    89,646,007.62x = 123,768,610.29 × 73,165,444.02
  4. Step 4: Simplify right side
    89,646,007.62x = 9,055,585,327,606,190
  5. Step 5: Solve for x
    x = 9,055,585,327,606,190/89,646,007.62
  6. Step 6: Final answer
    x = 101,014,931.60

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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.