Home / 248,164,211.40-372,246,317.10-156,331,206.60

Finding the Fourth Proportional to 248,164,211.40, 372,246,317.10 and 156,331,206.60

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Solution

The fourth proportional to 248,164,211.40, 372,246,317.10 and 156,331,206.60 is: 234,496,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,164,211.40 : 372,246,317.10 = 156,331,206.60 : x
  2. Step 2: Convert to fraction form
    248,164,211.40/372,246,317.10 = 156,331,206.60/x
  3. Step 3: Cross multiply
    248,164,211.40x = 372,246,317.10 × 156,331,206.60
  4. Step 4: Simplify right side
    248,164,211.40x = 58,193,715,904,649,216
  5. Step 5: Solve for x
    x = 58,193,715,904,649,216/248,164,211.40
  6. Step 6: Final answer
    x = 234,496,809.90

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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.