Home / 2,939,005,848.42-4,055,828,290.20-1,618,906,404.42

Finding the Fourth Proportional to 2,939,005,848.42, 4,055,828,290.20 and 1,618,906,404.42

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Solution

The fourth proportional to 2,939,005,848.42, 4,055,828,290.20 and 1,618,906,404.42 is: 2,234,090,958.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,005,848.42 : 4,055,828,290.20 = 1,618,906,404.42 : x
  2. Step 2: Convert to fraction form
    2,939,005,848.42/4,055,828,290.20 = 1,618,906,404.42/x
  3. Step 3: Cross multiply
    2,939,005,848.42x = 4,055,828,290.20 × 1,618,906,404.42
  4. Step 4: Simplify right side
    2,939,005,848.42x = 6,566,006,394,232,598,528
  5. Step 5: Solve for x
    x = 6,566,006,394,232,598,528/2,939,005,848.42
  6. Step 6: Final answer
    x = 2,234,090,958.94

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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.