Home / 80,646,726.80-120,970,090.20-26,794,038.80

Finding the Fourth Proportional to 80,646,726.80, 120,970,090.20 and 26,794,038.80

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Solution

The fourth proportional to 80,646,726.80, 120,970,090.20 and 26,794,038.80 is: 40,191,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,646,726.80 : 120,970,090.20 = 26,794,038.80 : x
  2. Step 2: Convert to fraction form
    80,646,726.80/120,970,090.20 = 26,794,038.80/x
  3. Step 3: Cross multiply
    80,646,726.80x = 120,970,090.20 × 26,794,038.80
  4. Step 4: Simplify right side
    80,646,726.80x = 3,241,277,290,458,300
  5. Step 5: Solve for x
    x = 3,241,277,290,458,300/80,646,726.80
  6. Step 6: Final answer
    x = 40,191,058.20

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1.5x scale

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.