Home / 132,904,785,812.85-183,408,613,377.86-72,757,754,895.60

Finding the Fourth Proportional to 132,904,785,812.85, 183,408,613,377.86 and 72,757,754,895.60

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Solution

The fourth proportional to 132,904,785,812.85, 183,408,613,377.86 and 72,757,754,895.60 is: 100,405,706,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,904,785,812.85 : 183,408,613,377.86 = 72,757,754,895.60 : x
  2. Step 2: Convert to fraction form
    132,904,785,812.85/183,408,613,377.86 = 72,757,754,895.60/x
  3. Step 3: Cross multiply
    132,904,785,812.85x = 183,408,613,377.86 × 72,757,754,895.60
  4. Step 4: Simplify right side
    132,904,785,812.85x = 13,344,398,937,888,200,327,168
  5. Step 5: Solve for x
    x = 13,344,398,937,888,200,327,168/132,904,785,812.85
  6. Step 6: Final answer
    x = 100,405,706,658.89

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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.