Home / 104,976,128.20-157,464,192.30-83,293,335.40

Finding the Fourth Proportional to 104,976,128.20, 157,464,192.30 and 83,293,335.40

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Solution

The fourth proportional to 104,976,128.20, 157,464,192.30 and 83,293,335.40 is: 124,940,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,128.20 : 157,464,192.30 = 83,293,335.40 : x
  2. Step 2: Convert to fraction form
    104,976,128.20/157,464,192.30 = 83,293,335.40/x
  3. Step 3: Cross multiply
    104,976,128.20x = 157,464,192.30 × 83,293,335.40
  4. Step 4: Simplify right side
    104,976,128.20x = 13,115,717,782,734,000
  5. Step 5: Solve for x
    x = 13,115,717,782,734,000/104,976,128.20
  6. Step 6: Final answer
    x = 124,940,003.10

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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.