Home / 52,822,140.80-79,233,211.20-45,515,811.20

Finding the Fourth Proportional to 52,822,140.80, 79,233,211.20 and 45,515,811.20

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Solution

The fourth proportional to 52,822,140.80, 79,233,211.20 and 45,515,811.20 is: 68,273,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,822,140.80 : 79,233,211.20 = 45,515,811.20 : x
  2. Step 2: Convert to fraction form
    52,822,140.80/79,233,211.20 = 45,515,811.20/x
  3. Step 3: Cross multiply
    52,822,140.80x = 79,233,211.20 × 45,515,811.20
  4. Step 4: Simplify right side
    52,822,140.80x = 3,606,363,881,748,926
  5. Step 5: Solve for x
    x = 3,606,363,881,748,926/52,822,140.80
  6. Step 6: Final answer
    x = 68,273,716.80

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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.