Home / 2,939,005,851.42-4,055,828,294.34-1,618,906,407.42

Finding the Fourth Proportional to 2,939,005,851.42, 4,055,828,294.34 and 1,618,906,407.42

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Solution

The fourth proportional to 2,939,005,851.42, 4,055,828,294.34 and 1,618,906,407.42 is: 2,234,090,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,005,851.42 : 4,055,828,294.34 = 1,618,906,407.42 : x
  2. Step 2: Convert to fraction form
    2,939,005,851.42/4,055,828,294.34 = 1,618,906,407.42/x
  3. Step 3: Cross multiply
    2,939,005,851.42x = 4,055,828,294.34 × 1,618,906,407.42
  4. Step 4: Simplify right side
    2,939,005,851.42x = 6,566,006,413,102,356,480
  5. Step 5: Solve for x
    x = 6,566,006,413,102,356,480/2,939,005,851.42
  6. Step 6: Final answer
    x = 2,234,090,963.08

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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.