Home / 40,061,152.20-60,091,728.30-39,635,999.40

Finding the Fourth Proportional to 40,061,152.20, 60,091,728.30 and 39,635,999.40

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Solution

The fourth proportional to 40,061,152.20, 60,091,728.30 and 39,635,999.40 is: 59,453,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,061,152.20 : 60,091,728.30 = 39,635,999.40 : x
  2. Step 2: Convert to fraction form
    40,061,152.20/60,091,728.30 = 39,635,999.40/x
  3. Step 3: Cross multiply
    40,061,152.20x = 60,091,728.30 × 39,635,999.40
  4. Step 4: Simplify right side
    40,061,152.20x = 2,381,795,706,843,763
  5. Step 5: Solve for x
    x = 2,381,795,706,843,763/40,061,152.20
  6. Step 6: Final answer
    x = 59,453,999.10

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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.