Home / 91,700,525.13-126,728,291.52-75,154,552.47

Finding the Fourth Proportional to 91,700,525.13, 126,728,291.52 and 75,154,552.47

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Solution

The fourth proportional to 91,700,525.13, 126,728,291.52 and 75,154,552.47 is: 103,862,088.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,700,525.13 : 126,728,291.52 = 75,154,552.47 : x
  2. Step 2: Convert to fraction form
    91,700,525.13/126,728,291.52 = 75,154,552.47/x
  3. Step 3: Cross multiply
    91,700,525.13x = 126,728,291.52 × 75,154,552.47
  4. Step 4: Simplify right side
    91,700,525.13x = 9,524,208,034,473,296
  5. Step 5: Solve for x
    x = 9,524,208,034,473,296/91,700,525.13
  6. Step 6: Final answer
    x = 103,862,088.26

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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.