Home / 91,612,119.72-126,426,295.62-50,360,750.76

Finding the Fourth Proportional to 91,612,119.72, 126,426,295.62 and 50,360,750.76

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Solution

The fourth proportional to 91,612,119.72, 126,426,295.62 and 50,360,750.76 is: 69,498,699.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,612,119.72 : 126,426,295.62 = 50,360,750.76 : x
  2. Step 2: Convert to fraction form
    91,612,119.72/126,426,295.62 = 50,360,750.76/x
  3. Step 3: Cross multiply
    91,612,119.72x = 126,426,295.62 × 50,360,750.76
  4. Step 4: Simplify right side
    91,612,119.72x = 6,366,923,163,228,900
  5. Step 5: Solve for x
    x = 6,366,923,163,228,900/91,612,119.72
  6. Step 6: Final answer
    x = 69,498,699.33

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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.