Home / 192,606,280.23-288,739,357.38-147,370,022.31

Finding the Fourth Proportional to 192,606,280.23, 288,739,357.38 and 147,370,022.31

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Solution

The fourth proportional to 192,606,280.23, 288,739,357.38 and 147,370,022.31 is: 220,924,912.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,606,280.23 : 288,739,357.38 = 147,370,022.31 : x
  2. Step 2: Convert to fraction form
    192,606,280.23/288,739,357.38 = 147,370,022.31/x
  3. Step 3: Cross multiply
    192,606,280.23x = 288,739,357.38 × 147,370,022.31
  4. Step 4: Simplify right side
    192,606,280.23x = 42,551,525,538,865,664
  5. Step 5: Solve for x
    x = 42,551,525,538,865,664/192,606,280.23
  6. Step 6: Final answer
    x = 220,924,912.15

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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.