Home / 102,894,658,818.96-141,998,461,292.04-61,701,745,190.73

Finding the Fourth Proportional to 102,894,658,818.96, 141,998,461,292.04 and 61,701,745,190.73

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Solution

The fourth proportional to 102,894,658,818.96, 141,998,461,292.04 and 61,701,745,190.73 is: 85,150,706,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,894,658,818.96 : 141,998,461,292.04 = 61,701,745,190.73 : x
  2. Step 2: Convert to fraction form
    102,894,658,818.96/141,998,461,292.04 = 61,701,745,190.73/x
  3. Step 3: Cross multiply
    102,894,658,818.96x = 141,998,461,292.04 × 61,701,745,190.73
  4. Step 4: Simplify right side
    102,894,658,818.96x = 8,761,552,876,117,190,246,400
  5. Step 5: Solve for x
    x = 8,761,552,876,117,190,246,400/102,894,658,818.96
  6. Step 6: Final answer
    x = 85,150,706,330.96

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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.