Home / 108,936,010.70-163,404,016.05-83,426,842.70

Finding the Fourth Proportional to 108,936,010.70, 163,404,016.05 and 83,426,842.70

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Solution

The fourth proportional to 108,936,010.70, 163,404,016.05 and 83,426,842.70 is: 125,140,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,936,010.70 : 163,404,016.05 = 83,426,842.70 : x
  2. Step 2: Convert to fraction form
    108,936,010.70/163,404,016.05 = 83,426,842.70/x
  3. Step 3: Cross multiply
    108,936,010.70x = 163,404,016.05 × 83,426,842.70
  4. Step 4: Simplify right side
    108,936,010.70x = 13,632,281,143,551,626
  5. Step 5: Solve for x
    x = 13,632,281,143,551,626/108,936,010.70
  6. Step 6: Final answer
    x = 125,140,264.05

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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.