Home / 3,847,948,079.91-5,310,387,164.37-2,154,387,908.31

Finding the Fourth Proportional to 3,847,948,079.91, 5,310,387,164.37 and 2,154,387,908.31

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Solution

The fourth proportional to 3,847,948,079.91, 5,310,387,164.37 and 2,154,387,908.31 is: 2,973,177,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,948,079.91 : 5,310,387,164.37 = 2,154,387,908.31 : x
  2. Step 2: Convert to fraction form
    3,847,948,079.91/5,310,387,164.37 = 2,154,387,908.31/x
  3. Step 3: Cross multiply
    3,847,948,079.91x = 5,310,387,164.37 × 2,154,387,908.31
  4. Step 4: Simplify right side
    3,847,948,079.91x = 11,440,633,895,363,356,672
  5. Step 5: Solve for x
    x = 11,440,633,895,363,356,672/3,847,948,079.91
  6. Step 6: Final answer
    x = 2,973,177,823.03

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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.