Home / 186,760,400.80-280,182,591.60-57,373,981.60

Finding the Fourth Proportional to 186,760,400.80, 280,182,591.60 and 57,373,981.60

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Solution

The fourth proportional to 186,760,400.80, 280,182,591.60 and 57,373,981.60 is: 86,073,872.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,760,400.80 : 280,182,591.60 = 57,373,981.60 : x
  2. Step 2: Convert to fraction form
    186,760,400.80/280,182,591.60 = 57,373,981.60/x
  3. Step 3: Cross multiply
    186,760,400.80x = 280,182,591.60 × 57,373,981.60
  4. Step 4: Simplify right side
    186,760,400.80x = 16,075,190,855,098,716
  5. Step 5: Solve for x
    x = 16,075,190,855,098,716/186,760,400.80
  6. Step 6: Final answer
    x = 86,073,872.12

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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.