Home / 2,124,664,581.55-3,186,996,872.33-744,299,728.15

Finding the Fourth Proportional to 2,124,664,581.55, 3,186,996,872.33 and 744,299,728.15

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Solution

The fourth proportional to 2,124,664,581.55, 3,186,996,872.33 and 744,299,728.15 is: 1,116,449,592.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,664,581.55 : 3,186,996,872.33 = 744,299,728.15 : x
  2. Step 2: Convert to fraction form
    2,124,664,581.55/3,186,996,872.33 = 744,299,728.15/x
  3. Step 3: Cross multiply
    2,124,664,581.55x = 3,186,996,872.33 × 744,299,728.15
  4. Step 4: Simplify right side
    2,124,664,581.55x = 2,372,080,905,690,119,168
  5. Step 5: Solve for x
    x = 2,372,080,905,690,119,168/2,124,664,581.55
  6. Step 6: Final answer
    x = 1,116,449,592.23

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Double scale
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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.