Home / 52,465,216.20-78,697,824.30-48,434,137.80

Finding the Fourth Proportional to 52,465,216.20, 78,697,824.30 and 48,434,137.80

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Solution

The fourth proportional to 52,465,216.20, 78,697,824.30 and 48,434,137.80 is: 72,651,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465,216.20 : 78,697,824.30 = 48,434,137.80 : x
  2. Step 2: Convert to fraction form
    52,465,216.20/78,697,824.30 = 48,434,137.80/x
  3. Step 3: Cross multiply
    52,465,216.20x = 78,697,824.30 × 48,434,137.80
  4. Step 4: Simplify right side
    52,465,216.20x = 3,811,661,266,706,388
  5. Step 5: Solve for x
    x = 3,811,661,266,706,388/52,465,216.20
  6. Step 6: Final answer
    x = 72,651,206.70

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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.