Home / 74,027,960,013.89-102,158,584,819.17-42,345,573,357.89

Finding the Fourth Proportional to 74,027,960,013.89, 102,158,584,819.17 and 42,345,573,357.89

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Solution

The fourth proportional to 74,027,960,013.89, 102,158,584,819.17 and 42,345,573,357.89 is: 58,436,891,233.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,027,960,013.89 : 102,158,584,819.17 = 42,345,573,357.89 : x
  2. Step 2: Convert to fraction form
    74,027,960,013.89/102,158,584,819.17 = 42,345,573,357.89/x
  3. Step 3: Cross multiply
    74,027,960,013.89x = 102,158,584,819.17 × 42,345,573,357.89
  4. Step 4: Simplify right side
    74,027,960,013.89x = 4,325,963,847,598,697,086,976
  5. Step 5: Solve for x
    x = 4,325,963,847,598,697,086,976/74,027,960,013.89
  6. Step 6: Final answer
    x = 58,436,891,233.89

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1.5x scale

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.