Home / 1,250,683,463.50-1,876,025,253.58-856,821,909.58

Finding the Fourth Proportional to 1,250,683,463.50, 1,876,025,253.58 and 856,821,909.58

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Solution

The fourth proportional to 1,250,683,463.50, 1,876,025,253.58 and 856,821,909.58 is: 1,285,232,904.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,683,463.50 : 1,876,025,253.58 = 856,821,909.58 : x
  2. Step 2: Convert to fraction form
    1,250,683,463.50/1,876,025,253.58 = 856,821,909.58/x
  3. Step 3: Cross multiply
    1,250,683,463.50x = 1,876,025,253.58 × 856,821,909.58
  4. Step 4: Simplify right side
    1,250,683,463.50x = 1,607,419,540,192,719,360
  5. Step 5: Solve for x
    x = 1,607,419,540,192,719,360/1,250,683,463.50
  6. Step 6: Final answer
    x = 1,285,232,904.33

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Double scale
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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.