Home / 613,877,093.28-847,161,789.12-335,436,651.36

Finding the Fourth Proportional to 613,877,093.28, 847,161,789.12 and 335,436,651.36

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Solution

The fourth proportional to 613,877,093.28, 847,161,789.12 and 335,436,651.36 is: 462,908,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,877,093.28 : 847,161,789.12 = 335,436,651.36 : x
  2. Step 2: Convert to fraction form
    613,877,093.28/847,161,789.12 = 335,436,651.36/x
  3. Step 3: Cross multiply
    613,877,093.28x = 847,161,789.12 × 335,436,651.36
  4. Step 4: Simplify right side
    613,877,093.28x = 284,169,113,702,559,296
  5. Step 5: Solve for x
    x = 284,169,113,702,559,296/613,877,093.28
  6. Step 6: Final answer
    x = 462,908,808.32

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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.