Home / 81,045,389,760.92-111,842,648,471.46-44,918,754,534.12

Finding the Fourth Proportional to 81,045,389,760.92, 111,842,648,471.46 and 44,918,754,534.12

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Solution

The fourth proportional to 81,045,389,760.92, 111,842,648,471.46 and 44,918,754,534.12 is: 61,987,887,132.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,045,389,760.92 : 111,842,648,471.46 = 44,918,754,534.12 : x
  2. Step 2: Convert to fraction form
    81,045,389,760.92/111,842,648,471.46 = 44,918,754,534.12/x
  3. Step 3: Cross multiply
    81,045,389,760.92x = 111,842,648,471.46 × 44,918,754,534.12
  4. Step 4: Simplify right side
    81,045,389,760.92x = 5,023,832,473,135,383,314,432
  5. Step 5: Solve for x
    x = 5,023,832,473,135,383,314,432/81,045,389,760.92
  6. Step 6: Final answer
    x = 61,987,887,132.82

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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.