Home / 279,837,053,653.47-419,797,551,120.90-98,287,887,264.02

Finding the Fourth Proportional to 279,837,053,653.47, 419,797,551,120.90 and 98,287,887,264.02

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Solution

The fourth proportional to 279,837,053,653.47, 419,797,551,120.90 and 98,287,887,264.02 is: 147,446,572,351.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,837,053,653.47 : 419,797,551,120.90 = 98,287,887,264.02 : x
  2. Step 2: Convert to fraction form
    279,837,053,653.47/419,797,551,120.90 = 98,287,887,264.02/x
  3. Step 3: Cross multiply
    279,837,053,653.47x = 419,797,551,120.90 × 98,287,887,264.02
  4. Step 4: Simplify right side
    279,837,053,653.47x = 41,261,014,378,282,693,427,200
  5. Step 5: Solve for x
    x = 41,261,014,378,282,693,427,200/279,837,053,653.47
  6. Step 6: Final answer
    x = 147,446,572,351.99

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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.