Home / 7,682,137,348.32-10,601,360,298-4,161,872,164.32

Finding the Fourth Proportional to 7,682,137,348.32, 10,601,360,298 and 4,161,872,164.32

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Solution

The fourth proportional to 7,682,137,348.32, 10,601,360,298 and 4,161,872,164.32 is: 5,743,389,414.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682,137,348.32 : 10,601,360,298 = 4,161,872,164.32 : x
  2. Step 2: Convert to fraction form
    7,682,137,348.32/10,601,360,298 = 4,161,872,164.32/x
  3. Step 3: Cross multiply
    7,682,137,348.32x = 10,601,360,298 × 4,161,872,164.32
  4. Step 4: Simplify right side
    7,682,137,348.32x = 44,121,506,328,173,379,584
  5. Step 5: Solve for x
    x = 44,121,506,328,173,379,584/7,682,137,348.32
  6. Step 6: Final answer
    x = 5,743,389,414.64

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.