Home / 104,976,169.20-157,464,253.80-83,293,376.40

Finding the Fourth Proportional to 104,976,169.20, 157,464,253.80 and 83,293,376.40

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Solution

The fourth proportional to 104,976,169.20, 157,464,253.80 and 83,293,376.40 is: 124,940,064.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,169.20 : 157,464,253.80 = 83,293,376.40 : x
  2. Step 2: Convert to fraction form
    104,976,169.20/157,464,253.80 = 83,293,376.40/x
  3. Step 3: Cross multiply
    104,976,169.20x = 157,464,253.80 × 83,293,376.40
  4. Step 4: Simplify right side
    104,976,169.20x = 13,115,729,361,308,532
  5. Step 5: Solve for x
    x = 13,115,729,361,308,532/104,976,169.20
  6. Step 6: Final answer
    x = 124,940,064.60

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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.