Home / 98,720,908,769.73-148,034,682,927.17-38,243,512,278.75

Finding the Fourth Proportional to 98,720,908,769.73, 148,034,682,927.17 and 38,243,512,278.75

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Solution

The fourth proportional to 98,720,908,769.73, 148,034,682,927.17 and 38,243,512,278.75 is: 57,347,184,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,720,908,769.73 : 148,034,682,927.17 = 38,243,512,278.75 : x
  2. Step 2: Convert to fraction form
    98,720,908,769.73/148,034,682,927.17 = 38,243,512,278.75/x
  3. Step 3: Cross multiply
    98,720,908,769.73x = 148,034,682,927.17 × 38,243,512,278.75
  4. Step 4: Simplify right side
    98,720,908,769.73x = 5,661,366,214,206,089,592,832
  5. Step 5: Solve for x
    x = 5,661,366,214,206,089,592,832/98,720,908,769.73
  6. Step 6: Final answer
    x = 57,347,184,955.64

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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.