Home / 108,867,553.80-163,077,381.90-55,045,192.20

Finding the Fourth Proportional to 108,867,553.80, 163,077,381.90 and 55,045,192.20

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Solution

The fourth proportional to 108,867,553.80, 163,077,381.90 and 55,045,192.20 is: 82,454,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867,553.80 : 163,077,381.90 = 55,045,192.20 : x
  2. Step 2: Convert to fraction form
    108,867,553.80/163,077,381.90 = 55,045,192.20/x
  3. Step 3: Cross multiply
    108,867,553.80x = 163,077,381.90 × 55,045,192.20
  4. Step 4: Simplify right side
    108,867,553.80x = 8,976,625,830,158,302
  5. Step 5: Solve for x
    x = 8,976,625,830,158,302/108,867,553.80
  6. Step 6: Final answer
    x = 82,454,556.17

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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.