Home / 90,608,387.56-135,920,410.28-25,029,502.36

Finding the Fourth Proportional to 90,608,387.56, 135,920,410.28 and 25,029,502.36

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Solution

The fourth proportional to 90,608,387.56, 135,920,410.28 and 25,029,502.36 is: 37,546,416.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,608,387.56 : 135,920,410.28 = 25,029,502.36 : x
  2. Step 2: Convert to fraction form
    90,608,387.56/135,920,410.28 = 25,029,502.36/x
  3. Step 3: Cross multiply
    90,608,387.56x = 135,920,410.28 × 25,029,502.36
  4. Step 4: Simplify right side
    90,608,387.56x = 3,402,020,229,875,428
  5. Step 5: Solve for x
    x = 3,402,020,229,875,428/90,608,387.56
  6. Step 6: Final answer
    x = 37,546,416.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.