Home / 160,049,274.57-220,867,131.51-89,484,871.23

Finding the Fourth Proportional to 160,049,274.57, 220,867,131.51 and 89,484,871.23

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Solution

The fourth proportional to 160,049,274.57, 220,867,131.51 and 89,484,871.23 is: 123,488,637.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,049,274.57 : 220,867,131.51 = 89,484,871.23 : x
  2. Step 2: Convert to fraction form
    160,049,274.57/220,867,131.51 = 89,484,871.23/x
  3. Step 3: Cross multiply
    160,049,274.57x = 220,867,131.51 × 89,484,871.23
  4. Step 4: Simplify right side
    160,049,274.57x = 19,764,266,822,111,824
  5. Step 5: Solve for x
    x = 19,764,266,822,111,824/160,049,274.57
  6. Step 6: Final answer
    x = 123,488,637.33

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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.