Home / 83,995,358,027.53-115,924,210,383.17-55,083,871,356.61

Finding the Fourth Proportional to 83,995,358,027.53, 115,924,210,383.17 and 55,083,871,356.61

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Solution

The fourth proportional to 83,995,358,027.53, 115,924,210,383.17 and 55,083,871,356.61 is: 76,022,704,609.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,995,358,027.53 : 115,924,210,383.17 = 55,083,871,356.61 : x
  2. Step 2: Convert to fraction form
    83,995,358,027.53/115,924,210,383.17 = 55,083,871,356.61/x
  3. Step 3: Cross multiply
    83,995,358,027.53x = 115,924,210,383.17 × 55,083,871,356.61
  4. Step 4: Simplify right side
    83,995,358,027.53x = 6,385,554,291,863,476,764,672
  5. Step 5: Solve for x
    x = 6,385,554,291,863,476,764,672/83,995,358,027.53
  6. Step 6: Final answer
    x = 76,022,704,609.11

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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.