Home / 105,489,906.10-158,234,859.15-103,600,338.10

Finding the Fourth Proportional to 105,489,906.10, 158,234,859.15 and 103,600,338.10

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Solution

The fourth proportional to 105,489,906.10, 158,234,859.15 and 103,600,338.10 is: 155,400,507.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,489,906.10 : 158,234,859.15 = 103,600,338.10 : x
  2. Step 2: Convert to fraction form
    105,489,906.10/158,234,859.15 = 103,600,338.10/x
  3. Step 3: Cross multiply
    105,489,906.10x = 158,234,859.15 × 103,600,338.10
  4. Step 4: Simplify right side
    105,489,906.10x = 16,393,184,907,145,878
  5. Step 5: Solve for x
    x = 16,393,184,907,145,878/105,489,906.10
  6. Step 6: Final answer
    x = 155,400,507.15

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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.