Home / 12,067,690,307.55-18,102,300,605.16-3,786,904,191.39

Finding the Fourth Proportional to 12,067,690,307.55, 18,102,300,605.16 and 3,786,904,191.39

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Solution

The fourth proportional to 12,067,690,307.55, 18,102,300,605.16 and 3,786,904,191.39 is: 5,680,596,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067,690,307.55 : 18,102,300,605.16 = 3,786,904,191.39 : x
  2. Step 2: Convert to fraction form
    12,067,690,307.55/18,102,300,605.16 = 3,786,904,191.39/x
  3. Step 3: Cross multiply
    12,067,690,307.55x = 18,102,300,605.16 × 3,786,904,191.39
  4. Step 4: Simplify right side
    12,067,690,307.55x = 68,551,678,035,482,132,480
  5. Step 5: Solve for x
    x = 68,551,678,035,482,132,480/12,067,690,307.55
  6. Step 6: Final answer
    x = 5,680,596,393.21

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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.