Home / 164,885,649.23-247,376,342.61-66,466,564.61

Finding the Fourth Proportional to 164,885,649.23, 247,376,342.61 and 66,466,564.61

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Solution

The fourth proportional to 164,885,649.23, 247,376,342.61 and 66,466,564.61 is: 99,719,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,885,649.23 : 247,376,342.61 = 66,466,564.61 : x
  2. Step 2: Convert to fraction form
    164,885,649.23/247,376,342.61 = 66,466,564.61/x
  3. Step 3: Cross multiply
    164,885,649.23x = 247,376,342.61 × 66,466,564.61
  4. Step 4: Simplify right side
    164,885,649.23x = 16,442,255,657,836,180
  5. Step 5: Solve for x
    x = 16,442,255,657,836,180/164,885,649.23
  6. Step 6: Final answer
    x = 99,719,143.15

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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.