Home / 40,190,463.40-60,285,695.10-39,854,540.20

Finding the Fourth Proportional to 40,190,463.40, 60,285,695.10 and 39,854,540.20

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Solution

The fourth proportional to 40,190,463.40, 60,285,695.10 and 39,854,540.20 is: 59,781,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,190,463.40 : 60,285,695.10 = 39,854,540.20 : x
  2. Step 2: Convert to fraction form
    40,190,463.40/60,285,695.10 = 39,854,540.20/x
  3. Step 3: Cross multiply
    40,190,463.40x = 60,285,695.10 × 39,854,540.20
  4. Step 4: Simplify right side
    40,190,463.40x = 2,402,658,658,847,893.50
  5. Step 5: Solve for x
    x = 2,402,658,658,847,893.50/40,190,463.40
  6. Step 6: Final answer
    x = 59,781,810.30

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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.