Home / 279,837,053,648.65-419,797,551,113.65-98,287,887,259.20

Finding the Fourth Proportional to 279,837,053,648.65, 419,797,551,113.65 and 98,287,887,259.20

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Solution

The fourth proportional to 279,837,053,648.65, 419,797,551,113.65 and 98,287,887,259.20 is: 147,446,572,344.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,837,053,648.65 : 419,797,551,113.65 = 98,287,887,259.20 : x
  2. Step 2: Convert to fraction form
    279,837,053,648.65/419,797,551,113.65 = 98,287,887,259.20/x
  3. Step 3: Cross multiply
    279,837,053,648.65x = 419,797,551,113.65 × 98,287,887,259.20
  4. Step 4: Simplify right side
    279,837,053,648.65x = 41,261,014,375,546,681,819,136
  5. Step 5: Solve for x
    x = 41,261,014,375,546,681,819,136/279,837,053,648.65
  6. Step 6: Final answer
    x = 147,446,572,344.75

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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.