Home / 91,385,005.77-126,110,573.01-49,568,967.18

Finding the Fourth Proportional to 91,385,005.77, 126,110,573.01 and 49,568,967.18

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Solution

The fourth proportional to 91,385,005.77, 126,110,573.01 and 49,568,967.18 is: 68,404,776.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,385,005.77 : 126,110,573.01 = 49,568,967.18 : x
  2. Step 2: Convert to fraction form
    91,385,005.77/126,110,573.01 = 49,568,967.18/x
  3. Step 3: Cross multiply
    91,385,005.77x = 126,110,573.01 × 49,568,967.18
  4. Step 4: Simplify right side
    91,385,005.77x = 6,251,170,854,583,684
  5. Step 5: Solve for x
    x = 6,251,170,854,583,684/91,385,005.77
  6. Step 6: Final answer
    x = 68,404,776.06

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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.