Home / 99,800,919.12-137,726,417.16-58,548,513.36

Finding the Fourth Proportional to 99,800,919.12, 137,726,417.16 and 58,548,513.36

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Solution

The fourth proportional to 99,800,919.12, 137,726,417.16 and 58,548,513.36 is: 80,797,622.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,800,919.12 : 137,726,417.16 = 58,548,513.36 : x
  2. Step 2: Convert to fraction form
    99,800,919.12/137,726,417.16 = 58,548,513.36/x
  3. Step 3: Cross multiply
    99,800,919.12x = 137,726,417.16 × 58,548,513.36
  4. Step 4: Simplify right side
    99,800,919.12x = 8,063,676,975,117,193
  5. Step 5: Solve for x
    x = 8,063,676,975,117,193/99,800,919.12
  6. Step 6: Final answer
    x = 80,797,622.37

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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.