Home / 91,576,392.41-126,376,219.70-49,760,457.60

Finding the Fourth Proportional to 91,576,392.41, 126,376,219.70 and 49,760,457.60

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Solution

The fourth proportional to 91,576,392.41, 126,376,219.70 and 49,760,457.60 is: 68,669,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,576,392.41 : 126,376,219.70 = 49,760,457.60 : x
  2. Step 2: Convert to fraction form
    91,576,392.41/126,376,219.70 = 49,760,457.60/x
  3. Step 3: Cross multiply
    91,576,392.41x = 126,376,219.70 × 49,760,457.60
  4. Step 4: Simplify right side
    91,576,392.41x = 6,288,538,521,781,332
  5. Step 5: Solve for x
    x = 6,288,538,521,781,332/91,576,392.41
  6. Step 6: Final answer
    x = 68,669,865.20

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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.