Home / 7,584,516,013.80-11,376,774,020.70-3,911,195,821.80

Finding the Fourth Proportional to 7,584,516,013.80, 11,376,774,020.70 and 3,911,195,821.80

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Solution

The fourth proportional to 7,584,516,013.80, 11,376,774,020.70 and 3,911,195,821.80 is: 5,866,793,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584,516,013.80 : 11,376,774,020.70 = 3,911,195,821.80 : x
  2. Step 2: Convert to fraction form
    7,584,516,013.80/11,376,774,020.70 = 3,911,195,821.80/x
  3. Step 3: Cross multiply
    7,584,516,013.80x = 11,376,774,020.70 × 3,911,195,821.80
  4. Step 4: Simplify right side
    7,584,516,013.80x = 44,496,791,015,324,631,040
  5. Step 5: Solve for x
    x = 44,496,791,015,324,631,040/7,584,516,013.80
  6. Step 6: Final answer
    x = 5,866,793,732.70

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Double scale
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Similar ratio
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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.