Home / 51,331,287.40-76,996,931.10-32,220,989.80

Finding the Fourth Proportional to 51,331,287.40, 76,996,931.10 and 32,220,989.80

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Solution

The fourth proportional to 51,331,287.40, 76,996,931.10 and 32,220,989.80 is: 48,331,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,331,287.40 : 76,996,931.10 = 32,220,989.80 : x
  2. Step 2: Convert to fraction form
    51,331,287.40/76,996,931.10 = 32,220,989.80/x
  3. Step 3: Cross multiply
    51,331,287.40x = 76,996,931.10 × 32,220,989.80
  4. Step 4: Simplify right side
    51,331,287.40x = 2,480,917,331,604,402.50
  5. Step 5: Solve for x
    x = 2,480,917,331,604,402.50/51,331,287.40
  6. Step 6: Final answer
    x = 48,331,484.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.