Home / 1,192,309,925.53-1,788,731,630.01-363,328,447.60

Finding the Fourth Proportional to 1,192,309,925.53, 1,788,731,630.01 and 363,328,447.60

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Solution

The fourth proportional to 1,192,309,925.53, 1,788,731,630.01 and 363,328,447.60 is: 545,073,954.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,309,925.53 : 1,788,731,630.01 = 363,328,447.60 : x
  2. Step 2: Convert to fraction form
    1,192,309,925.53/1,788,731,630.01 = 363,328,447.60/x
  3. Step 3: Cross multiply
    1,192,309,925.53x = 1,788,731,630.01 × 363,328,447.60
  4. Step 4: Simplify right side
    1,192,309,925.53x = 649,897,086,304,550,912
  5. Step 5: Solve for x
    x = 649,897,086,304,550,912/1,192,309,925.53
  6. Step 6: Final answer
    x = 545,073,954.67

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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.