Home / 181,148,002.80-271,509,427.80-77,517,007.80

Finding the Fourth Proportional to 181,148,002.80, 271,509,427.80 and 77,517,007.80

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Solution

The fourth proportional to 181,148,002.80, 271,509,427.80 and 77,517,007.80 is: 116,184,545.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,148,002.80 : 271,509,427.80 = 77,517,007.80 : x
  2. Step 2: Convert to fraction form
    181,148,002.80/271,509,427.80 = 77,517,007.80/x
  3. Step 3: Cross multiply
    181,148,002.80x = 271,509,427.80 × 77,517,007.80
  4. Step 4: Simplify right side
    181,148,002.80x = 21,046,598,432,546,136
  5. Step 5: Solve for x
    x = 21,046,598,432,546,136/181,148,002.80
  6. Step 6: Final answer
    x = 116,184,545.83

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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.