Home / 283,510,869.60-424,415,998.80-168,436,178.40

Finding the Fourth Proportional to 283,510,869.60, 424,415,998.80 and 168,436,178.40

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Solution

The fourth proportional to 283,510,869.60, 424,415,998.80 and 168,436,178.40 is: 252,149,093.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,510,869.60 : 424,415,998.80 = 168,436,178.40 : x
  2. Step 2: Convert to fraction form
    283,510,869.60/424,415,998.80 = 168,436,178.40/x
  3. Step 3: Cross multiply
    283,510,869.60x = 424,415,998.80 × 168,436,178.40
  4. Step 4: Simplify right side
    283,510,869.60x = 71,487,008,889,690,992
  5. Step 5: Solve for x
    x = 71,487,008,889,690,992/283,510,869.60
  6. Step 6: Final answer
    x = 252,149,093.93

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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.