Home / 186,694,658.22-257,631,872.42-103,060,992.53

Finding the Fourth Proportional to 186,694,658.22, 257,631,872.42 and 103,060,992.53

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Solution

The fourth proportional to 186,694,658.22, 257,631,872.42 and 103,060,992.53 is: 142,220,440.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,694,658.22 : 257,631,872.42 = 103,060,992.53 : x
  2. Step 2: Convert to fraction form
    186,694,658.22/257,631,872.42 = 103,060,992.53/x
  3. Step 3: Cross multiply
    186,694,658.22x = 257,631,872.42 × 103,060,992.53
  4. Step 4: Simplify right side
    186,694,658.22x = 26,551,796,479,290,064
  5. Step 5: Solve for x
    x = 26,551,796,479,290,064/186,694,658.22
  6. Step 6: Final answer
    x = 142,220,440.22

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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.