Home / 108,519,406.60-162,779,109.90-93,906,747.40

Finding the Fourth Proportional to 108,519,406.60, 162,779,109.90 and 93,906,747.40

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Solution

The fourth proportional to 108,519,406.60, 162,779,109.90 and 93,906,747.40 is: 140,860,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,519,406.60 : 162,779,109.90 = 93,906,747.40 : x
  2. Step 2: Convert to fraction form
    108,519,406.60/162,779,109.90 = 93,906,747.40/x
  3. Step 3: Cross multiply
    108,519,406.60x = 162,779,109.90 × 93,906,747.40
  4. Step 4: Simplify right side
    108,519,406.60x = 15,286,056,755,376,140
  5. Step 5: Solve for x
    x = 15,286,056,755,376,140/108,519,406.60
  6. Step 6: Final answer
    x = 140,860,121.10

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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.