Home / 108,555,209.64-149,807,337.09-58,995,582.12

Finding the Fourth Proportional to 108,555,209.64, 149,807,337.09 and 58,995,582.12

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Solution

The fourth proportional to 108,555,209.64, 149,807,337.09 and 58,995,582.12 is: 81,414,527.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,555,209.64 : 149,807,337.09 = 58,995,582.12 : x
  2. Step 2: Convert to fraction form
    108,555,209.64/149,807,337.09 = 58,995,582.12/x
  3. Step 3: Cross multiply
    108,555,209.64x = 149,807,337.09 × 58,995,582.12
  4. Step 4: Simplify right side
    108,555,209.64x = 8,837,971,057,471,617
  5. Step 5: Solve for x
    x = 8,837,971,057,471,617/108,555,209.64
  6. Step 6: Final answer
    x = 81,414,527.10

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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.