Home / 526,321,587.38-789,935,877.39-364,876,897.46

Finding the Fourth Proportional to 526,321,587.38, 789,935,877.39 and 364,876,897.46

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Solution

The fourth proportional to 526,321,587.38, 789,935,877.39 and 364,876,897.46 is: 547,629,736.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,321,587.38 : 789,935,877.39 = 364,876,897.46 : x
  2. Step 2: Convert to fraction form
    526,321,587.38/789,935,877.39 = 364,876,897.46/x
  3. Step 3: Cross multiply
    526,321,587.38x = 789,935,877.39 × 364,876,897.46
  4. Step 4: Simplify right side
    526,321,587.38x = 288,229,352,130,456,480
  5. Step 5: Solve for x
    x = 288,229,352,130,456,480/526,321,587.38
  6. Step 6: Final answer
    x = 547,629,736.35

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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.