Home / 103,847,886.41-155,780,078.03-34,761,054.64

Finding the Fourth Proportional to 103,847,886.41, 155,780,078.03 and 34,761,054.64

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Solution

The fourth proportional to 103,847,886.41, 155,780,078.03 and 34,761,054.64 is: 52,144,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,847,886.41 : 155,780,078.03 = 34,761,054.64 : x
  2. Step 2: Convert to fraction form
    103,847,886.41/155,780,078.03 = 34,761,054.64/x
  3. Step 3: Cross multiply
    103,847,886.41x = 155,780,078.03 × 34,761,054.64
  4. Step 4: Simplify right side
    103,847,886.41x = 5,415,079,803,661,039
  5. Step 5: Solve for x
    x = 5,415,079,803,661,039/103,847,886.41
  6. Step 6: Final answer
    x = 52,144,342.95

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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.