Home / 885,741,225.60-1,328,611,838.40-656,158,713.60

Finding the Fourth Proportional to 885,741,225.60, 1,328,611,838.40 and 656,158,713.60

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Solution

The fourth proportional to 885,741,225.60, 1,328,611,838.40 and 656,158,713.60 is: 984,238,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,741,225.60 : 1,328,611,838.40 = 656,158,713.60 : x
  2. Step 2: Convert to fraction form
    885,741,225.60/1,328,611,838.40 = 656,158,713.60/x
  3. Step 3: Cross multiply
    885,741,225.60x = 1,328,611,838.40 × 656,158,713.60
  4. Step 4: Simplify right side
    885,741,225.60x = 871,780,234,758,275,200
  5. Step 5: Solve for x
    x = 871,780,234,758,275,200/885,741,225.60
  6. Step 6: Final answer
    x = 984,238,070.40

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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.