Home / 12,044,368,351.75-16,621,676,895.91-7,222,518,380.87

Finding the Fourth Proportional to 12,044,368,351.75, 16,621,676,895.91 and 7,222,518,380.87

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Solution

The fourth proportional to 12,044,368,351.75, 16,621,676,895.91 and 7,222,518,380.87 is: 9,967,344,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044,368,351.75 : 16,621,676,895.91 = 7,222,518,380.87 : x
  2. Step 2: Convert to fraction form
    12,044,368,351.75/16,621,676,895.91 = 7,222,518,380.87/x
  3. Step 3: Cross multiply
    12,044,368,351.75x = 16,621,676,895.91 × 7,222,518,380.87
  4. Step 4: Simplify right side
    12,044,368,351.75x = 120,050,366,901,509,062,656
  5. Step 5: Solve for x
    x = 120,050,366,901,509,062,656/12,044,368,351.75
  6. Step 6: Final answer
    x = 9,967,344,355.10

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1.5x scale

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.