Home / 3,138,066,125.20-4,698,605,722.20-2,458,588,877.20

Finding the Fourth Proportional to 3,138,066,125.20, 4,698,605,722.20 and 2,458,588,877.20

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Solution

The fourth proportional to 3,138,066,125.20, 4,698,605,722.20 and 2,458,588,877.20 is: 3,681,228,918.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,066,125.20 : 4,698,605,722.20 = 2,458,588,877.20 : x
  2. Step 2: Convert to fraction form
    3,138,066,125.20/4,698,605,722.20 = 2,458,588,877.20/x
  3. Step 3: Cross multiply
    3,138,066,125.20x = 4,698,605,722.20 × 2,458,588,877.20
  4. Step 4: Simplify right side
    3,138,066,125.20x = 11,551,939,766,949,191,680
  5. Step 5: Solve for x
    x = 11,551,939,766,949,191,680/3,138,066,125.20
  6. Step 6: Final answer
    x = 3,681,228,918.09

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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.