Home / 108,516,676.10-162,775,014.15-88,109,341.70

Finding the Fourth Proportional to 108,516,676.10, 162,775,014.15 and 88,109,341.70

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Solution

The fourth proportional to 108,516,676.10, 162,775,014.15 and 88,109,341.70 is: 132,164,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,516,676.10 : 162,775,014.15 = 88,109,341.70 : x
  2. Step 2: Convert to fraction form
    108,516,676.10/162,775,014.15 = 88,109,341.70/x
  3. Step 3: Cross multiply
    108,516,676.10x = 162,775,014.15 × 88,109,341.70
  4. Step 4: Simplify right side
    108,516,676.10x = 14,341,999,341,964,686
  5. Step 5: Solve for x
    x = 14,341,999,341,964,686/108,516,676.10
  6. Step 6: Final answer
    x = 132,164,012.55

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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.