Home / 7,910,854,478.70-11,850,767,074.16-4,587,687,508.38

Finding the Fourth Proportional to 7,910,854,478.70, 11,850,767,074.16 and 4,587,687,508.38

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Solution

The fourth proportional to 7,910,854,478.70, 11,850,767,074.16 and 4,587,687,508.38 is: 6,872,533,961.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910,854,478.70 : 11,850,767,074.16 = 4,587,687,508.38 : x
  2. Step 2: Convert to fraction form
    7,910,854,478.70/11,850,767,074.16 = 4,587,687,508.38/x
  3. Step 3: Cross multiply
    7,910,854,478.70x = 11,850,767,074.16 × 4,587,687,508.38
  4. Step 4: Simplify right side
    7,910,854,478.70x = 54,367,616,070,844,833,792
  5. Step 5: Solve for x
    x = 54,367,616,070,844,833,792/7,910,854,478.70
  6. Step 6: Final answer
    x = 6,872,533,961.69

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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.