Home / 160,068,943.26-220,884,879.42-89,510,369.76

Finding the Fourth Proportional to 160,068,943.26, 220,884,879.42 and 89,510,369.76

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Solution

The fourth proportional to 160,068,943.26, 220,884,879.42 and 89,510,369.76 is: 123,518,571.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,068,943.26 : 220,884,879.42 = 89,510,369.76 : x
  2. Step 2: Convert to fraction form
    160,068,943.26/220,884,879.42 = 89,510,369.76/x
  3. Step 3: Cross multiply
    160,068,943.26x = 220,884,879.42 × 89,510,369.76
  4. Step 4: Simplify right side
    160,068,943.26x = 19,771,487,231,277,216
  5. Step 5: Solve for x
    x = 19,771,487,231,277,216/160,068,943.26
  6. Step 6: Final answer
    x = 123,518,571.61

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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.