Home / 247,030,103.25-340,879,830.86-141,162,509.60

Finding the Fourth Proportional to 247,030,103.25, 340,879,830.86 and 141,162,509.60

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Solution

The fourth proportional to 247,030,103.25, 340,879,830.86 and 141,162,509.60 is: 194,791,856.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,030,103.25 : 340,879,830.86 = 141,162,509.60 : x
  2. Step 2: Convert to fraction form
    247,030,103.25/340,879,830.86 = 141,162,509.60/x
  3. Step 3: Cross multiply
    247,030,103.25x = 340,879,830.86 × 141,162,509.60
  4. Step 4: Simplify right side
    247,030,103.25x = 48,119,452,393,810,920
  5. Step 5: Solve for x
    x = 48,119,452,393,810,920/247,030,103.25
  6. Step 6: Final answer
    x = 194,791,856.38

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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.