Home / 137,411,686.08-189,626,001.48-75,530,694.96

Finding the Fourth Proportional to 137,411,686.08, 189,626,001.48 and 75,530,694.96

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Solution

The fourth proportional to 137,411,686.08, 189,626,001.48 and 75,530,694.96 is: 104,231,190.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,411,686.08 : 189,626,001.48 = 75,530,694.96 : x
  2. Step 2: Convert to fraction form
    137,411,686.08/189,626,001.48 = 75,530,694.96/x
  3. Step 3: Cross multiply
    137,411,686.08x = 189,626,001.48 × 75,530,694.96
  4. Step 4: Simplify right side
    137,411,686.08x = 14,322,583,674,270,386
  5. Step 5: Solve for x
    x = 14,322,583,674,270,386/137,411,686.08
  6. Step 6: Final answer
    x = 104,231,190.83

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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.