Home / 893,215,273.68-1,339,886,904.01-238,162,868.55

Finding the Fourth Proportional to 893,215,273.68, 1,339,886,904.01 and 238,162,868.55

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Solution

The fourth proportional to 893,215,273.68, 1,339,886,904.01 and 238,162,868.55 is: 357,261,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,215,273.68 : 1,339,886,904.01 = 238,162,868.55 : x
  2. Step 2: Convert to fraction form
    893,215,273.68/1,339,886,904.01 = 238,162,868.55/x
  3. Step 3: Cross multiply
    893,215,273.68x = 1,339,886,904.01 × 238,162,868.55
  4. Step 4: Simplify right side
    893,215,273.68x = 319,111,308,591,600,128
  5. Step 5: Solve for x
    x = 319,111,308,591,600,128/893,215,273.68
  6. Step 6: Final answer
    x = 357,261,365.76

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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.