Home / 91,700,523.13-126,728,288.75-75,154,550.46

Finding the Fourth Proportional to 91,700,523.13, 126,728,288.75 and 75,154,550.46

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Solution

The fourth proportional to 91,700,523.13, 126,728,288.75 and 75,154,550.46 is: 103,862,085.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,700,523.13 : 126,728,288.75 = 75,154,550.46 : x
  2. Step 2: Convert to fraction form
    91,700,523.13/126,728,288.75 = 75,154,550.46/x
  3. Step 3: Cross multiply
    91,700,523.13x = 126,728,288.75 × 75,154,550.46
  4. Step 4: Simplify right side
    91,700,523.13x = 9,524,207,571,571,324
  5. Step 5: Solve for x
    x = 9,524,207,571,571,324/91,700,523.13
  6. Step 6: Final answer
    x = 103,862,085.48

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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.