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Finding the Fourth Proportional to 500,886,385.88, 751,381,062.14 and 173,361,364.29

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Solution

The fourth proportional to 500,886,385.88, 751,381,062.14 and 173,361,364.29 is: 260,059,865.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,886,385.88 : 751,381,062.14 = 173,361,364.29 : x
  2. Step 2: Convert to fraction form
    500,886,385.88/751,381,062.14 = 173,361,364.29/x
  3. Step 3: Cross multiply
    500,886,385.88x = 751,381,062.14 × 173,361,364.29
  4. Step 4: Simplify right side
    500,886,385.88x = 130,260,446,034,693,072
  5. Step 5: Solve for x
    x = 130,260,446,034,693,072/500,886,385.88
  6. Step 6: Final answer
    x = 260,059,865.29

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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.