Home / 229,826,581.60-344,739,872.40-143,662,280.80

Finding the Fourth Proportional to 229,826,581.60, 344,739,872.40 and 143,662,280.80

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Solution

The fourth proportional to 229,826,581.60, 344,739,872.40 and 143,662,280.80 is: 215,493,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,826,581.60 : 344,739,872.40 = 143,662,280.80 : x
  2. Step 2: Convert to fraction form
    229,826,581.60/344,739,872.40 = 143,662,280.80/x
  3. Step 3: Cross multiply
    229,826,581.60x = 344,739,872.40 × 143,662,280.80
  4. Step 4: Simplify right side
    229,826,581.60x = 49,526,116,351,684,968
  5. Step 5: Solve for x
    x = 49,526,116,351,684,968/229,826,581.60
  6. Step 6: Final answer
    x = 215,493,421.20

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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.