Home / 164,885,650.24-247,376,344.11-66,466,565.59

Finding the Fourth Proportional to 164,885,650.24, 247,376,344.11 and 66,466,565.59

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Solution

The fourth proportional to 164,885,650.24, 247,376,344.11 and 66,466,565.59 is: 99,719,144.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,885,650.24 : 247,376,344.11 = 66,466,565.59 : x
  2. Step 2: Convert to fraction form
    164,885,650.24/247,376,344.11 = 66,466,565.59/x
  3. Step 3: Cross multiply
    164,885,650.24x = 247,376,344.11 × 66,466,565.59
  4. Step 4: Simplify right side
    164,885,650.24x = 16,442,256,001,201,728
  5. Step 5: Solve for x
    x = 16,442,256,001,201,728/164,885,650.24
  6. Step 6: Final answer
    x = 99,719,144.61

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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.