Home / 77,668,844.20-116,503,266.30-53,482,373.80

Finding the Fourth Proportional to 77,668,844.20, 116,503,266.30 and 53,482,373.80

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Solution

The fourth proportional to 77,668,844.20, 116,503,266.30 and 53,482,373.80 is: 80,223,560.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,668,844.20 : 116,503,266.30 = 53,482,373.80 : x
  2. Step 2: Convert to fraction form
    77,668,844.20/116,503,266.30 = 53,482,373.80/x
  3. Step 3: Cross multiply
    77,668,844.20x = 116,503,266.30 × 53,482,373.80
  4. Step 4: Simplify right side
    77,668,844.20x = 6,230,871,237,177,542
  5. Step 5: Solve for x
    x = 6,230,871,237,177,542/77,668,844.20
  6. Step 6: Final answer
    x = 80,223,560.70

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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.