Home / 162,665,763.60-243,998,645.40-54,958,832.40

Finding the Fourth Proportional to 162,665,763.60, 243,998,645.40 and 54,958,832.40

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Solution

The fourth proportional to 162,665,763.60, 243,998,645.40 and 54,958,832.40 is: 82,438,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,665,763.60 : 243,998,645.40 = 54,958,832.40 : x
  2. Step 2: Convert to fraction form
    162,665,763.60/243,998,645.40 = 54,958,832.40/x
  3. Step 3: Cross multiply
    162,665,763.60x = 243,998,645.40 × 54,958,832.40
  4. Step 4: Simplify right side
    162,665,763.60x = 13,409,880,658,365,630
  5. Step 5: Solve for x
    x = 13,409,880,658,365,630/162,665,763.60
  6. Step 6: Final answer
    x = 82,438,248.60

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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.