Home / 986,164,028.56-1,476,897,992.16-570,766,123.36

Finding the Fourth Proportional to 986,164,028.56, 1,476,897,992.16 and 570,766,123.36

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Solution

The fourth proportional to 986,164,028.56, 1,476,897,992.16 and 570,766,123.36 is: 854,790,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,164,028.56 : 1,476,897,992.16 = 570,766,123.36 : x
  2. Step 2: Convert to fraction form
    986,164,028.56/1,476,897,992.16 = 570,766,123.36/x
  3. Step 3: Cross multiply
    986,164,028.56x = 1,476,897,992.16 × 570,766,123.36
  4. Step 4: Simplify right side
    986,164,028.56x = 842,963,341,583,330,944
  5. Step 5: Solve for x
    x = 842,963,341,583,330,944/986,164,028.56
  6. Step 6: Final answer
    x = 854,790,194.30

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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.