Home / 1,926,495,778.50-2,658,784,719.60-1,079,951,742

Finding the Fourth Proportional to 1,926,495,778.50, 2,658,784,719.60 and 1,079,951,742

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Solution

The fourth proportional to 1,926,495,778.50, 2,658,784,719.60 and 1,079,951,742 is: 1,490,457,036.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,495,778.50 : 2,658,784,719.60 = 1,079,951,742 : x
  2. Step 2: Convert to fraction form
    1,926,495,778.50/2,658,784,719.60 = 1,079,951,742/x
  3. Step 3: Cross multiply
    1,926,495,778.50x = 2,658,784,719.60 × 1,079,951,742
  4. Step 4: Simplify right side
    1,926,495,778.50x = 2,871,359,189,535,001,600
  5. Step 5: Solve for x
    x = 2,871,359,189,535,001,600/1,926,495,778.50
  6. Step 6: Final answer
    x = 1,490,457,036.85

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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.