Home / 108,863,999.10-163,295,998.65-65,781,848.70

Finding the Fourth Proportional to 108,863,999.10, 163,295,998.65 and 65,781,848.70

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Solution

The fourth proportional to 108,863,999.10, 163,295,998.65 and 65,781,848.70 is: 98,672,773.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,863,999.10 : 163,295,998.65 = 65,781,848.70 : x
  2. Step 2: Convert to fraction form
    108,863,999.10/163,295,998.65 = 65,781,848.70/x
  3. Step 3: Cross multiply
    108,863,999.10x = 163,295,998.65 × 65,781,848.70
  4. Step 4: Simplify right side
    108,863,999.10x = 10,741,912,676,509,706
  5. Step 5: Solve for x
    x = 10,741,912,676,509,706/108,863,999.10
  6. Step 6: Final answer
    x = 98,672,773.05

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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.