Home / 252,073,330.31-347,885,994.18-152,946,297.78

Finding the Fourth Proportional to 252,073,330.31, 347,885,994.18 and 152,946,297.78

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Solution

The fourth proportional to 252,073,330.31, 347,885,994.18 and 152,946,297.78 is: 211,080,937.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,073,330.31 : 347,885,994.18 = 152,946,297.78 : x
  2. Step 2: Convert to fraction form
    252,073,330.31/347,885,994.18 = 152,946,297.78/x
  3. Step 3: Cross multiply
    252,073,330.31x = 347,885,994.18 × 152,946,297.78
  4. Step 4: Simplify right side
    252,073,330.31x = 53,207,874,859,345,632
  5. Step 5: Solve for x
    x = 53,207,874,859,345,632/252,073,330.31
  6. Step 6: Final answer
    x = 211,080,937.42

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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.