Home / 348,193,609.20-522,290,413.80-246,156,937.20

Finding the Fourth Proportional to 348,193,609.20, 522,290,413.80 and 246,156,937.20

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Solution

The fourth proportional to 348,193,609.20, 522,290,413.80 and 246,156,937.20 is: 369,235,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,193,609.20 : 522,290,413.80 = 246,156,937.20 : x
  2. Step 2: Convert to fraction form
    348,193,609.20/522,290,413.80 = 246,156,937.20/x
  3. Step 3: Cross multiply
    348,193,609.20x = 522,290,413.80 × 246,156,937.20
  4. Step 4: Simplify right side
    348,193,609.20x = 128,565,408,589,928,608
  5. Step 5: Solve for x
    x = 128,565,408,589,928,608/348,193,609.20
  6. Step 6: Final answer
    x = 369,235,405.80

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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.