Home / 302,754,881.60-454,419,430.56-187,390,456.64

Finding the Fourth Proportional to 302,754,881.60, 454,419,430.56 and 187,390,456.64

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Solution

The fourth proportional to 302,754,881.60, 454,419,430.56 and 187,390,456.64 is: 281,263,390.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,754,881.60 : 454,419,430.56 = 187,390,456.64 : x
  2. Step 2: Convert to fraction form
    302,754,881.60/454,419,430.56 = 187,390,456.64/x
  3. Step 3: Cross multiply
    302,754,881.60x = 454,419,430.56 × 187,390,456.64
  4. Step 4: Simplify right side
    302,754,881.60x = 85,153,864,598,727,168
  5. Step 5: Solve for x
    x = 85,153,864,598,727,168/302,754,881.60
  6. Step 6: Final answer
    x = 281,263,390.86

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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.