Home / 105,787,714.34-158,609,129.56-53,871,822.61

Finding the Fourth Proportional to 105,787,714.34, 158,609,129.56 and 53,871,822.61

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Solution

The fourth proportional to 105,787,714.34, 158,609,129.56 and 53,871,822.61 is: 80,770,843.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,787,714.34 : 158,609,129.56 = 53,871,822.61 : x
  2. Step 2: Convert to fraction form
    105,787,714.34/158,609,129.56 = 53,871,822.61/x
  3. Step 3: Cross multiply
    105,787,714.34x = 158,609,129.56 × 53,871,822.61
  4. Step 4: Simplify right side
    105,787,714.34x = 8,544,562,891,982,827
  5. Step 5: Solve for x
    x = 8,544,562,891,982,827/105,787,714.34
  6. Step 6: Final answer
    x = 80,770,843.24

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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.