Home / 409,452,000.90-614,178,001.35-254,483,805.30

Finding the Fourth Proportional to 409,452,000.90, 614,178,001.35 and 254,483,805.30

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Solution

The fourth proportional to 409,452,000.90, 614,178,001.35 and 254,483,805.30 is: 381,725,707.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,452,000.90 : 614,178,001.35 = 254,483,805.30 : x
  2. Step 2: Convert to fraction form
    409,452,000.90/614,178,001.35 = 254,483,805.30/x
  3. Step 3: Cross multiply
    409,452,000.90x = 614,178,001.35 × 254,483,805.30
  4. Step 4: Simplify right side
    409,452,000.90x = 156,298,354,915,096,544
  5. Step 5: Solve for x
    x = 156,298,354,915,096,544/409,452,000.90
  6. Step 6: Final answer
    x = 381,725,707.95

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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.