Home / 104,976,112.20-157,464,168.30-83,293,319.40

Finding the Fourth Proportional to 104,976,112.20, 157,464,168.30 and 83,293,319.40

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Solution

The fourth proportional to 104,976,112.20, 157,464,168.30 and 83,293,319.40 is: 124,939,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,112.20 : 157,464,168.30 = 83,293,319.40 : x
  2. Step 2: Convert to fraction form
    104,976,112.20/157,464,168.30 = 83,293,319.40/x
  3. Step 3: Cross multiply
    104,976,112.20x = 157,464,168.30 × 83,293,319.40
  4. Step 4: Simplify right side
    104,976,112.20x = 13,115,713,264,267,256
  5. Step 5: Solve for x
    x = 13,115,713,264,267,256/104,976,112.20
  6. Step 6: Final answer
    x = 124,939,979.10

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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.