Home / 108,864,015.40-163,296,023.10-48,279,741.40

Finding the Fourth Proportional to 108,864,015.40, 163,296,023.10 and 48,279,741.40

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Solution

The fourth proportional to 108,864,015.40, 163,296,023.10 and 48,279,741.40 is: 72,419,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,864,015.40 : 163,296,023.10 = 48,279,741.40 : x
  2. Step 2: Convert to fraction form
    108,864,015.40/163,296,023.10 = 48,279,741.40/x
  3. Step 3: Cross multiply
    108,864,015.40x = 163,296,023.10 × 48,279,741.40
  4. Step 4: Simplify right side
    108,864,015.40x = 7,883,889,766,916,426
  5. Step 5: Solve for x
    x = 7,883,889,766,916,426/108,864,015.40
  6. Step 6: Final answer
    x = 72,419,612.10

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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.