Home / 166,806,643.20-250,209,964.80-112,387,084.80

Finding the Fourth Proportional to 166,806,643.20, 250,209,964.80 and 112,387,084.80

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Solution

The fourth proportional to 166,806,643.20, 250,209,964.80 and 112,387,084.80 is: 168,580,627.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,806,643.20 : 250,209,964.80 = 112,387,084.80 : x
  2. Step 2: Convert to fraction form
    166,806,643.20/250,209,964.80 = 112,387,084.80/x
  3. Step 3: Cross multiply
    166,806,643.20x = 250,209,964.80 × 112,387,084.80
  4. Step 4: Simplify right side
    166,806,643.20x = 28,120,368,531,782,616
  5. Step 5: Solve for x
    x = 28,120,368,531,782,616/166,806,643.20
  6. Step 6: Final answer
    x = 168,580,627.20

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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.