Home / 160,297,005.13-221,095,830.38-147,108,769.95

Finding the Fourth Proportional to 160,297,005.13, 221,095,830.38 and 147,108,769.95

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Solution

The fourth proportional to 160,297,005.13, 221,095,830.38 and 147,108,769.95 is: 202,905,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,297,005.13 : 221,095,830.38 = 147,108,769.95 : x
  2. Step 2: Convert to fraction form
    160,297,005.13/221,095,830.38 = 147,108,769.95/x
  3. Step 3: Cross multiply
    160,297,005.13x = 221,095,830.38 × 147,108,769.95
  4. Step 4: Simplify right side
    160,297,005.13x = 32,525,135,647,954,872
  5. Step 5: Solve for x
    x = 32,525,135,647,954,872/160,297,005.13
  6. Step 6: Final answer
    x = 202,905,448.05

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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.