Home / 89,718,560.22-123,834,647.80-58,434,564.05

Finding the Fourth Proportional to 89,718,560.22, 123,834,647.80 and 58,434,564.05

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Solution

The fourth proportional to 89,718,560.22, 123,834,647.80 and 58,434,564.05 is: 80,654,701.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,718,560.22 : 123,834,647.80 = 58,434,564.05 : x
  2. Step 2: Convert to fraction form
    89,718,560.22/123,834,647.80 = 58,434,564.05/x
  3. Step 3: Cross multiply
    89,718,560.22x = 123,834,647.80 × 58,434,564.05
  4. Step 4: Simplify right side
    89,718,560.22x = 7,236,223,658,396,541
  5. Step 5: Solve for x
    x = 7,236,223,658,396,541/89,718,560.22
  6. Step 6: Final answer
    x = 80,654,701.10

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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.