Home / 302,615,999.40-453,923,999.10-149,560,991.40

Finding the Fourth Proportional to 302,615,999.40, 453,923,999.10 and 149,560,991.40

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Solution

The fourth proportional to 302,615,999.40, 453,923,999.10 and 149,560,991.40 is: 224,341,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,615,999.40 : 453,923,999.10 = 149,560,991.40 : x
  2. Step 2: Convert to fraction form
    302,615,999.40/453,923,999.10 = 149,560,991.40/x
  3. Step 3: Cross multiply
    302,615,999.40x = 453,923,999.10 × 149,560,991.40
  4. Step 4: Simplify right side
    302,615,999.40x = 67,889,323,325,648,712
  5. Step 5: Solve for x
    x = 67,889,323,325,648,712/302,615,999.40
  6. Step 6: Final answer
    x = 224,341,487.10

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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.