Home / 121,681,175,171.31-182,392,940,792.65-40,930,005,294.27

Finding the Fourth Proportional to 121,681,175,171.31, 182,392,940,792.65 and 40,930,005,294.27

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Solution

The fourth proportional to 121,681,175,171.31, 182,392,940,792.65 and 40,930,005,294.27 is: 61,351,675,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,681,175,171.31 : 182,392,940,792.65 = 40,930,005,294.27 : x
  2. Step 2: Convert to fraction form
    121,681,175,171.31/182,392,940,792.65 = 40,930,005,294.27/x
  3. Step 3: Cross multiply
    121,681,175,171.31x = 182,392,940,792.65 × 40,930,005,294.27
  4. Step 4: Simplify right side
    121,681,175,171.31x = 7,465,344,032,280,638,652,416
  5. Step 5: Solve for x
    x = 7,465,344,032,280,638,652,416/121,681,175,171.31
  6. Step 6: Final answer
    x = 61,351,675,982.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.