Home / 192,456,065.80-288,684,098.70-178,851,176.20

Finding the Fourth Proportional to 192,456,065.80, 288,684,098.70 and 178,851,176.20

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Solution

The fourth proportional to 192,456,065.80, 288,684,098.70 and 178,851,176.20 is: 268,276,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,065.80 : 288,684,098.70 = 178,851,176.20 : x
  2. Step 2: Convert to fraction form
    192,456,065.80/288,684,098.70 = 178,851,176.20/x
  3. Step 3: Cross multiply
    192,456,065.80x = 288,684,098.70 × 178,851,176.20
  4. Step 4: Simplify right side
    192,456,065.80x = 51,631,490,602,731,888
  5. Step 5: Solve for x
    x = 51,631,490,602,731,888/192,456,065.80
  6. Step 6: Final answer
    x = 268,276,764.30

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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.