Home / 22,055,067,639.67-30,436,187,590.74-12,030,607,068.79

Finding the Fourth Proportional to 22,055,067,639.67, 30,436,187,590.74 and 12,030,607,068.79

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Solution

The fourth proportional to 22,055,067,639.67, 30,436,187,590.74 and 12,030,607,068.79 is: 16,602,343,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055,067,639.67 : 30,436,187,590.74 = 12,030,607,068.79 : x
  2. Step 2: Convert to fraction form
    22,055,067,639.67/30,436,187,590.74 = 12,030,607,068.79/x
  3. Step 3: Cross multiply
    22,055,067,639.67x = 30,436,187,590.74 × 12,030,607,068.79
  4. Step 4: Simplify right side
    22,055,067,639.67x = 366,165,813,576,175,190,016
  5. Step 5: Solve for x
    x = 366,165,813,576,175,190,016/22,055,067,639.67
  6. Step 6: Final answer
    x = 16,602,343,713.40

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Double scale
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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.