Home / 828,161,010.10-1,241,186,506.35-440,169,714.10

Finding the Fourth Proportional to 828,161,010.10, 1,241,186,506.35 and 440,169,714.10

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Solution

The fourth proportional to 828,161,010.10, 1,241,186,506.35 and 440,169,714.10 is: 659,693,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,161,010.10 : 1,241,186,506.35 = 440,169,714.10 : x
  2. Step 2: Convert to fraction form
    828,161,010.10/1,241,186,506.35 = 440,169,714.10/x
  3. Step 3: Cross multiply
    828,161,010.10x = 1,241,186,506.35 × 440,169,714.10
  4. Step 4: Simplify right side
    828,161,010.10x = 546,332,709,644,857,344
  5. Step 5: Solve for x
    x = 546,332,709,644,857,344/828,161,010.10
  6. Step 6: Final answer
    x = 659,693,831.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.