Home / 108,705,595-149,964,290.04-64,627,583.35

Finding the Fourth Proportional to 108,705,595, 149,964,290.04 and 64,627,583.35

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Solution

The fourth proportional to 108,705,595, 149,964,290.04 and 64,627,583.35 is: 89,156,677.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,705,595 : 149,964,290.04 = 64,627,583.35 : x
  2. Step 2: Convert to fraction form
    108,705,595/149,964,290.04 = 64,627,583.35/x
  3. Step 3: Cross multiply
    108,705,595x = 149,964,290.04 × 64,627,583.35
  4. Step 4: Simplify right side
    108,705,595x = 9,691,829,654,083,674
  5. Step 5: Solve for x
    x = 9,691,829,654,083,674/108,705,595
  6. Step 6: Final answer
    x = 89,156,677.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.