Home / 382,780,360.40-574,214,945.00-133,708,495.43

Finding the Fourth Proportional to 382,780,360.40, 574,214,945.00 and 133,708,495.43

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Solution

The fourth proportional to 382,780,360.40, 574,214,945.00 and 133,708,495.43 is: 200,578,253.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,780,360.40 : 574,214,945.00 = 133,708,495.43 : x
  2. Step 2: Convert to fraction form
    382,780,360.40/574,214,945.00 = 133,708,495.43/x
  3. Step 3: Cross multiply
    382,780,360.40x = 574,214,945.00 × 133,708,495.43
  4. Step 4: Simplify right side
    382,780,360.40x = 76,777,416,350,137,200
  5. Step 5: Solve for x
    x = 76,777,416,350,137,200/382,780,360.40
  6. Step 6: Final answer
    x = 200,578,253.99

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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.