Home / 52,465,218.20-78,697,827.30-48,434,139.80

Finding the Fourth Proportional to 52,465,218.20, 78,697,827.30 and 48,434,139.80

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Solution

The fourth proportional to 52,465,218.20, 78,697,827.30 and 48,434,139.80 is: 72,651,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465,218.20 : 78,697,827.30 = 48,434,139.80 : x
  2. Step 2: Convert to fraction form
    52,465,218.20/78,697,827.30 = 48,434,139.80/x
  3. Step 3: Cross multiply
    52,465,218.20x = 78,697,827.30 × 48,434,139.80
  4. Step 4: Simplify right side
    52,465,218.20x = 3,811,661,569,404,456
  5. Step 5: Solve for x
    x = 3,811,661,569,404,456/52,465,218.20
  6. Step 6: Final answer
    x = 72,651,209.70

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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.