Home / 159,162,899.04-219,642,550.62-89,548,113.86

Finding the Fourth Proportional to 159,162,899.04, 219,642,550.62 and 89,548,113.86

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Solution

The fourth proportional to 159,162,899.04, 219,642,550.62 and 89,548,113.86 is: 123,575,131.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,162,899.04 : 219,642,550.62 = 89,548,113.86 : x
  2. Step 2: Convert to fraction form
    159,162,899.04/219,642,550.62 = 89,548,113.86/x
  3. Step 3: Cross multiply
    159,162,899.04x = 219,642,550.62 × 89,548,113.86
  4. Step 4: Simplify right side
    159,162,899.04x = 19,668,576,130,322,364
  5. Step 5: Solve for x
    x = 19,668,576,130,322,364/159,162,899.04
  6. Step 6: Final answer
    x = 123,575,131.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.