Home / 9,035,645,947.74-12,469,494,188.70-5,021,485,377.84

Finding the Fourth Proportional to 9,035,645,947.74, 12,469,494,188.70 and 5,021,485,377.84

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Solution

The fourth proportional to 9,035,645,947.74, 12,469,494,188.70 and 5,021,485,377.84 is: 6,929,818,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,035,645,947.74 : 12,469,494,188.70 = 5,021,485,377.84 : x
  2. Step 2: Convert to fraction form
    9,035,645,947.74/12,469,494,188.70 = 5,021,485,377.84/x
  3. Step 3: Cross multiply
    9,035,645,947.74x = 12,469,494,188.70 × 5,021,485,377.84
  4. Step 4: Simplify right side
    9,035,645,947.74x = 62,615,382,737,612,881,920
  5. Step 5: Solve for x
    x = 62,615,382,737,612,881,920/9,035,645,947.74
  6. Step 6: Final answer
    x = 6,929,818,089.35

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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.