Home / 108,918,005.70-152,867,845.50-108,918,005.70

Finding the Fourth Proportional to 108,918,005.70, 152,867,845.50 and 108,918,005.70

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Solution

The fourth proportional to 108,918,005.70, 152,867,845.50 and 108,918,005.70 is: 152,867,845.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,918,005.70 : 152,867,845.50 = 108,918,005.70 : x
  2. Step 2: Convert to fraction form
    108,918,005.70/152,867,845.50 = 108,918,005.70/x
  3. Step 3: Cross multiply
    108,918,005.70x = 152,867,845.50 × 108,918,005.70
  4. Step 4: Simplify right side
    108,918,005.70x = 16,650,060,867,515,720
  5. Step 5: Solve for x
    x = 16,650,060,867,515,720/108,918,005.70
  6. Step 6: Final answer
    x = 152,867,845.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.