Home / 12,869,678,785.66-19,304,161,324.14-3,426,403,637.83

Finding the Fourth Proportional to 12,869,678,785.66, 19,304,161,324.14 and 3,426,403,637.83

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Solution

The fourth proportional to 12,869,678,785.66, 19,304,161,324.14 and 3,426,403,637.83 is: 5,139,510,448.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,869,678,785.66 : 19,304,161,324.14 = 3,426,403,637.83 : x
  2. Step 2: Convert to fraction form
    12,869,678,785.66/19,304,161,324.14 = 3,426,403,637.83/x
  3. Step 3: Cross multiply
    12,869,678,785.66x = 19,304,161,324.14 × 3,426,403,637.83
  4. Step 4: Simplify right side
    12,869,678,785.66x = 66,143,848,586,292,617,216
  5. Step 5: Solve for x
    x = 66,143,848,586,292,617,216/12,869,678,785.66
  6. Step 6: Final answer
    x = 5,139,510,448.39

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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.