Home / 91,879,960.40-126,799,993.48-50,626,842

Finding the Fourth Proportional to 91,879,960.40, 126,799,993.48 and 50,626,842

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Solution

The fourth proportional to 91,879,960.40, 126,799,993.48 and 50,626,842 is: 69,868,154.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,879,960.40 : 126,799,993.48 = 50,626,842 : x
  2. Step 2: Convert to fraction form
    91,879,960.40/126,799,993.48 = 50,626,842/x
  3. Step 3: Cross multiply
    91,879,960.40x = 126,799,993.48 × 50,626,842
  4. Step 4: Simplify right side
    91,879,960.40x = 6,419,483,235,512,990
  5. Step 5: Solve for x
    x = 6,419,483,235,512,990/91,879,960.40
  6. Step 6: Final answer
    x = 69,868,154.14

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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.