Home / 90,279,440.28-135,376,479.06-34,973,181.18

Finding the Fourth Proportional to 90,279,440.28, 135,376,479.06 and 34,973,181.18

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Solution

The fourth proportional to 90,279,440.28, 135,376,479.06 and 34,973,181.18 is: 52,443,237.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,279,440.28 : 135,376,479.06 = 34,973,181.18 : x
  2. Step 2: Convert to fraction form
    90,279,440.28/135,376,479.06 = 34,973,181.18/x
  3. Step 3: Cross multiply
    90,279,440.28x = 135,376,479.06 × 34,973,181.18
  4. Step 4: Simplify right side
    90,279,440.28x = 4,734,546,129,675,856
  5. Step 5: Solve for x
    x = 4,734,546,129,675,856/90,279,440.28
  6. Step 6: Final answer
    x = 52,443,237.52

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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.