Home / 136,123,842.60-204,185,763.90-49,870,968.30

Finding the Fourth Proportional to 136,123,842.60, 204,185,763.90 and 49,870,968.30

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Solution

The fourth proportional to 136,123,842.60, 204,185,763.90 and 49,870,968.30 is: 74,806,452.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,123,842.60 : 204,185,763.90 = 49,870,968.30 : x
  2. Step 2: Convert to fraction form
    136,123,842.60/204,185,763.90 = 49,870,968.30/x
  3. Step 3: Cross multiply
    136,123,842.60x = 204,185,763.90 × 49,870,968.30
  4. Step 4: Simplify right side
    136,123,842.60x = 10,182,941,758,768,184
  5. Step 5: Solve for x
    x = 10,182,941,758,768,184/136,123,842.60
  6. Step 6: Final answer
    x = 74,806,452.45

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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.