Home / 140,398,844,864.04-193,750,777,466.76-76,169,567,175.30

Finding the Fourth Proportional to 140,398,844,864.04, 193,750,777,466.76 and 76,169,567,175.30

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Solution

The fourth proportional to 140,398,844,864.04, 193,750,777,466.76 and 76,169,567,175.30 is: 105,114,204,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,398,844,864.04 : 193,750,777,466.76 = 76,169,567,175.30 : x
  2. Step 2: Convert to fraction form
    140,398,844,864.04/193,750,777,466.76 = 76,169,567,175.30/x
  3. Step 3: Cross multiply
    140,398,844,864.04x = 193,750,777,466.76 × 76,169,567,175.30
  4. Step 4: Simplify right side
    140,398,844,864.04x = 14,757,912,859,520,979,173,376
  5. Step 5: Solve for x
    x = 14,757,912,859,520,979,173,376/140,398,844,864.04
  6. Step 6: Final answer
    x = 105,114,204,278.62

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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.