Home / 2,681,425,974.80-4,022,717,887.20-816,217,524.56

Finding the Fourth Proportional to 2,681,425,974.80, 4,022,717,887.20 and 816,217,524.56

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Solution

The fourth proportional to 2,681,425,974.80, 4,022,717,887.20 and 816,217,524.56 is: 1,224,502,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,425,974.80 : 4,022,717,887.20 = 816,217,524.56 : x
  2. Step 2: Convert to fraction form
    2,681,425,974.80/4,022,717,887.20 = 816,217,524.56/x
  3. Step 3: Cross multiply
    2,681,425,974.80x = 4,022,717,887.20 × 816,217,524.56
  4. Step 4: Simplify right side
    2,681,425,974.80x = 3,283,412,835,893,617,152
  5. Step 5: Solve for x
    x = 3,283,412,835,893,617,152/2,681,425,974.80
  6. Step 6: Final answer
    x = 1,224,502,509.77

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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.