Home / 91,963,133.52-126,906,226.92-50,711,764.56

Finding the Fourth Proportional to 91,963,133.52, 126,906,226.92 and 50,711,764.56

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Solution

The fourth proportional to 91,963,133.52, 126,906,226.92 and 50,711,764.56 is: 69,980,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,963,133.52 : 126,906,226.92 = 50,711,764.56 : x
  2. Step 2: Convert to fraction form
    91,963,133.52/126,906,226.92 = 50,711,764.56/x
  3. Step 3: Cross multiply
    91,963,133.52x = 126,906,226.92 × 50,711,764.56
  4. Step 4: Simplify right side
    91,963,133.52x = 6,435,638,700,764,974
  5. Step 5: Solve for x
    x = 6,435,638,700,764,974/91,963,133.52
  6. Step 6: Final answer
    x = 69,980,637.40

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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.