Home / 148,762,008.20-223,143,012.30-112,482,302.60

Finding the Fourth Proportional to 148,762,008.20, 223,143,012.30 and 112,482,302.60

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Solution

The fourth proportional to 148,762,008.20, 223,143,012.30 and 112,482,302.60 is: 168,723,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,762,008.20 : 223,143,012.30 = 112,482,302.60 : x
  2. Step 2: Convert to fraction form
    148,762,008.20/223,143,012.30 = 112,482,302.60/x
  3. Step 3: Cross multiply
    148,762,008.20x = 223,143,012.30 × 112,482,302.60
  4. Step 4: Simplify right side
    148,762,008.20x = 25,099,639,832,604,120
  5. Step 5: Solve for x
    x = 25,099,639,832,604,120/148,762,008.20
  6. Step 6: Final answer
    x = 168,723,453.90

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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.