Home / 49,734,016.80-74,601,025.20-45,429,344.70

Finding the Fourth Proportional to 49,734,016.80, 74,601,025.20 and 45,429,344.70

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Solution

The fourth proportional to 49,734,016.80, 74,601,025.20 and 45,429,344.70 is: 68,144,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,734,016.80 : 74,601,025.20 = 45,429,344.70 : x
  2. Step 2: Convert to fraction form
    49,734,016.80/74,601,025.20 = 45,429,344.70/x
  3. Step 3: Cross multiply
    49,734,016.80x = 74,601,025.20 × 45,429,344.70
  4. Step 4: Simplify right side
    49,734,016.80x = 3,389,075,688,784,187
  5. Step 5: Solve for x
    x = 3,389,075,688,784,187/49,734,016.80
  6. Step 6: Final answer
    x = 68,144,017.05

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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.