Home / 417,044,045-625,667,205.72-125,893,787.24

Finding the Fourth Proportional to 417,044,045, 625,667,205.72 and 125,893,787.24

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Solution

The fourth proportional to 417,044,045, 625,667,205.72 and 125,893,787.24 is: 188,871,211.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,044,045 : 625,667,205.72 = 125,893,787.24 : x
  2. Step 2: Convert to fraction form
    417,044,045/625,667,205.72 = 125,893,787.24/x
  3. Step 3: Cross multiply
    417,044,045x = 625,667,205.72 × 125,893,787.24
  4. Step 4: Simplify right side
    417,044,045x = 78,767,614,079,958,992
  5. Step 5: Solve for x
    x = 78,767,614,079,958,992/417,044,045
  6. Step 6: Final answer
    x = 188,871,211.62

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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.