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Finding the Fourth Proportional to 223,834,878.39, 335,755,797.53 and 66,283,830.30

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Solution

The fourth proportional to 223,834,878.39, 335,755,797.53 and 66,283,830.30 is: 99,426,775.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,834,878.39 : 335,755,797.53 = 66,283,830.30 : x
  2. Step 2: Convert to fraction form
    223,834,878.39/335,755,797.53 = 66,283,830.30/x
  3. Step 3: Cross multiply
    223,834,878.39x = 335,755,797.53 × 66,283,830.30
  4. Step 4: Simplify right side
    223,834,878.39x = 22,255,180,305,719,676
  5. Step 5: Solve for x
    x = 22,255,180,305,719,676/223,834,878.39
  6. Step 6: Final answer
    x = 99,426,775.96

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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.