Home / 68,770,897.20-103,156,345.80-48,615,505.20

Finding the Fourth Proportional to 68,770,897.20, 103,156,345.80 and 48,615,505.20

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Solution

The fourth proportional to 68,770,897.20, 103,156,345.80 and 48,615,505.20 is: 72,923,257.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,770,897.20 : 103,156,345.80 = 48,615,505.20 : x
  2. Step 2: Convert to fraction form
    68,770,897.20/103,156,345.80 = 48,615,505.20/x
  3. Step 3: Cross multiply
    68,770,897.20x = 103,156,345.80 × 48,615,505.20
  4. Step 4: Simplify right side
    68,770,897.20x = 5,014,997,865,652,898
  5. Step 5: Solve for x
    x = 5,014,997,865,652,898/68,770,897.20
  6. Step 6: Final answer
    x = 72,923,257.80

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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.