Home / 121,297,102.56-181,879,022.97-59,750,840.16

Finding the Fourth Proportional to 121,297,102.56, 181,879,022.97 and 59,750,840.16

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Solution

The fourth proportional to 121,297,102.56, 181,879,022.97 and 59,750,840.16 is: 89,593,437.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,297,102.56 : 181,879,022.97 = 59,750,840.16 : x
  2. Step 2: Convert to fraction form
    121,297,102.56/181,879,022.97 = 59,750,840.16/x
  3. Step 3: Cross multiply
    121,297,102.56x = 181,879,022.97 × 59,750,840.16
  4. Step 4: Simplify right side
    121,297,102.56x = 10,867,424,429,937,438
  5. Step 5: Solve for x
    x = 10,867,424,429,937,438/121,297,102.56
  6. Step 6: Final answer
    x = 89,593,437.94

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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.