Home / 422,597,125.42-583,096,703.07-243,977,918.52

Finding the Fourth Proportional to 422,597,125.42, 583,096,703.07 and 243,977,918.52

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Solution

The fourth proportional to 422,597,125.42, 583,096,703.07 and 243,977,918.52 is: 336,639,109.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,597,125.42 : 583,096,703.07 = 243,977,918.52 : x
  2. Step 2: Convert to fraction form
    422,597,125.42/583,096,703.07 = 243,977,918.52/x
  3. Step 3: Cross multiply
    422,597,125.42x = 583,096,703.07 × 243,977,918.52
  4. Step 4: Simplify right side
    422,597,125.42x = 142,262,719,910,893,120
  5. Step 5: Solve for x
    x = 142,262,719,910,893,120/422,597,125.42
  6. Step 6: Final answer
    x = 336,639,109.34

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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.