Home / 7,367,618,143.80-11,057,158,107-5,142,371,723.76

Finding the Fourth Proportional to 7,367,618,143.80, 11,057,158,107 and 5,142,371,723.76

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Solution

The fourth proportional to 7,367,618,143.80, 11,057,158,107 and 5,142,371,723.76 is: 7,717,557,572.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367,618,143.80 : 11,057,158,107 = 5,142,371,723.76 : x
  2. Step 2: Convert to fraction form
    7,367,618,143.80/11,057,158,107 = 5,142,371,723.76/x
  3. Step 3: Cross multiply
    7,367,618,143.80x = 11,057,158,107 × 5,142,371,723.76
  4. Step 4: Simplify right side
    7,367,618,143.80x = 56,860,017,194,580,451,328
  5. Step 5: Solve for x
    x = 56,860,017,194,580,451,328/7,367,618,143.80
  6. Step 6: Final answer
    x = 7,717,557,572.18

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1.5x scale

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.