Home / 192,456,139.20-288,767,152.80-111,746,097.60

Finding the Fourth Proportional to 192,456,139.20, 288,767,152.80 and 111,746,097.60

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Solution

The fourth proportional to 192,456,139.20, 288,767,152.80 and 111,746,097.60 is: 167,667,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,139.20 : 288,767,152.80 = 111,746,097.60 : x
  2. Step 2: Convert to fraction form
    192,456,139.20/288,767,152.80 = 111,746,097.60/x
  3. Step 3: Cross multiply
    192,456,139.20x = 288,767,152.80 × 111,746,097.60
  4. Step 4: Simplify right side
    192,456,139.20x = 32,268,602,440,462,912
  5. Step 5: Solve for x
    x = 32,268,602,440,462,912/192,456,139.20
  6. Step 6: Final answer
    x = 167,667,306.30

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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.