Home / 1,149,714,098.20-1,724,571,147.30-413,136,872.20

Finding the Fourth Proportional to 1,149,714,098.20, 1,724,571,147.30 and 413,136,872.20

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Solution

The fourth proportional to 1,149,714,098.20, 1,724,571,147.30 and 413,136,872.20 is: 619,705,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,714,098.20 : 1,724,571,147.30 = 413,136,872.20 : x
  2. Step 2: Convert to fraction form
    1,149,714,098.20/1,724,571,147.30 = 413,136,872.20/x
  3. Step 3: Cross multiply
    1,149,714,098.20x = 1,724,571,147.30 × 413,136,872.20
  4. Step 4: Simplify right side
    1,149,714,098.20x = 712,483,929,681,887,488
  5. Step 5: Solve for x
    x = 712,483,929,681,887,488/1,149,714,098.20
  6. Step 6: Final answer
    x = 619,705,308.30

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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.