Home / 168,650,838.91-232,738,780.85-98,103,374.76

Finding the Fourth Proportional to 168,650,838.91, 232,738,780.85 and 98,103,374.76

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Solution

The fourth proportional to 168,650,838.91, 232,738,780.85 and 98,103,374.76 is: 135,383,019.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,650,838.91 : 232,738,780.85 = 98,103,374.76 : x
  2. Step 2: Convert to fraction form
    168,650,838.91/232,738,780.85 = 98,103,374.76/x
  3. Step 3: Cross multiply
    168,650,838.91x = 232,738,780.85 × 98,103,374.76
  4. Step 4: Simplify right side
    168,650,838.91x = 22,832,459,838,913,064
  5. Step 5: Solve for x
    x = 22,832,459,838,913,064/168,650,838.91
  6. Step 6: Final answer
    x = 135,383,019.65

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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.