Home / 12,869,678,847.46-19,304,161,416.99-3,426,403,699.66

Finding the Fourth Proportional to 12,869,678,847.46, 19,304,161,416.99 and 3,426,403,699.66

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Solution

The fourth proportional to 12,869,678,847.46, 19,304,161,416.99 and 3,426,403,699.66 is: 5,139,510,541.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,869,678,847.46 : 19,304,161,416.99 = 3,426,403,699.66 : x
  2. Step 2: Convert to fraction form
    12,869,678,847.46/19,304,161,416.99 = 3,426,403,699.66/x
  3. Step 3: Cross multiply
    12,869,678,847.46x = 19,304,161,416.99 × 3,426,403,699.66
  4. Step 4: Simplify right side
    12,869,678,847.46x = 66,143,850,098,008,367,104
  5. Step 5: Solve for x
    x = 66,143,850,098,008,367,104/12,869,678,847.46
  6. Step 6: Final answer
    x = 5,139,510,541.17

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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.