Home / 2,939,005,850.42-4,055,828,292.96-1,618,906,406.42

Finding the Fourth Proportional to 2,939,005,850.42, 4,055,828,292.96 and 1,618,906,406.42

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Solution

The fourth proportional to 2,939,005,850.42, 4,055,828,292.96 and 1,618,906,406.42 is: 2,234,090,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,005,850.42 : 4,055,828,292.96 = 1,618,906,406.42 : x
  2. Step 2: Convert to fraction form
    2,939,005,850.42/4,055,828,292.96 = 1,618,906,406.42/x
  3. Step 3: Cross multiply
    2,939,005,850.42x = 4,055,828,292.96 × 1,618,906,406.42
  4. Step 4: Simplify right side
    2,939,005,850.42x = 6,566,006,406,812,436,480
  5. Step 5: Solve for x
    x = 6,566,006,406,812,436,480/2,939,005,850.42
  6. Step 6: Final answer
    x = 2,234,090,961.70

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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.