Home / 7,086,954,099.92-9,780,000,581.21-3,827,999,748.74

Finding the Fourth Proportional to 7,086,954,099.92, 9,780,000,581.21 and 3,827,999,748.74

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Solution

The fourth proportional to 7,086,954,099.92, 9,780,000,581.21 and 3,827,999,748.74 is: 5,282,641,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086,954,099.92 : 9,780,000,581.21 = 3,827,999,748.74 : x
  2. Step 2: Convert to fraction form
    7,086,954,099.92/9,780,000,581.21 = 3,827,999,748.74/x
  3. Step 3: Cross multiply
    7,086,954,099.92x = 9,780,000,581.21 × 3,827,999,748.74
  4. Step 4: Simplify right side
    7,086,954,099.92x = 37,437,839,767,530,954,752
  5. Step 5: Solve for x
    x = 37,437,839,767,530,954,752/7,086,954,099.92
  6. Step 6: Final answer
    x = 5,282,641,772.43

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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.