Home / 98,720,908,769.28-148,034,682,926.52-38,243,512,278.30

Finding the Fourth Proportional to 98,720,908,769.28, 148,034,682,926.52 and 38,243,512,278.30

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Solution

The fourth proportional to 98,720,908,769.28, 148,034,682,926.52 and 38,243,512,278.30 is: 57,347,184,954.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,720,908,769.28 : 148,034,682,926.52 = 38,243,512,278.30 : x
  2. Step 2: Convert to fraction form
    98,720,908,769.28/148,034,682,926.52 = 38,243,512,278.30/x
  3. Step 3: Cross multiply
    98,720,908,769.28x = 148,034,682,926.52 × 38,243,512,278.30
  4. Step 4: Simplify right side
    98,720,908,769.28x = 5,661,366,214,114,614,968,320
  5. Step 5: Solve for x
    x = 5,661,366,214,114,614,968,320/98,720,908,769.28
  6. Step 6: Final answer
    x = 57,347,184,954.97

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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.