Home / 119,523,909.66-164,938,640.72-66,597,882.69

Finding the Fourth Proportional to 119,523,909.66, 164,938,640.72 and 66,597,882.69

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Solution

The fourth proportional to 119,523,909.66, 164,938,640.72 and 66,597,882.69 is: 91,902,651.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,523,909.66 : 164,938,640.72 = 66,597,882.69 : x
  2. Step 2: Convert to fraction form
    119,523,909.66/164,938,640.72 = 66,597,882.69/x
  3. Step 3: Cross multiply
    119,523,909.66x = 164,938,640.72 × 66,597,882.69
  4. Step 4: Simplify right side
    119,523,909.66x = 10,984,564,245,718,616
  5. Step 5: Solve for x
    x = 10,984,564,245,718,616/119,523,909.66
  6. Step 6: Final answer
    x = 91,902,651.75

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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.