Home / 108,753,080.40-163,129,620.60-104,572,702.80

Finding the Fourth Proportional to 108,753,080.40, 163,129,620.60 and 104,572,702.80

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Solution

The fourth proportional to 108,753,080.40, 163,129,620.60 and 104,572,702.80 is: 156,859,054.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,753,080.40 : 163,129,620.60 = 104,572,702.80 : x
  2. Step 2: Convert to fraction form
    108,753,080.40/163,129,620.60 = 104,572,702.80/x
  3. Step 3: Cross multiply
    108,753,080.40x = 163,129,620.60 × 104,572,702.80
  4. Step 4: Simplify right side
    108,753,080.40x = 17,058,905,332,880,556
  5. Step 5: Solve for x
    x = 17,058,905,332,880,556/108,753,080.40
  6. Step 6: Final answer
    x = 156,859,054.20

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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.