Home / 330,858,231.60-496,306,009.80-100,834,820.40

Finding the Fourth Proportional to 330,858,231.60, 496,306,009.80 and 100,834,820.40

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Solution

The fourth proportional to 330,858,231.60, 496,306,009.80 and 100,834,820.40 is: 151,257,918.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,858,231.60 : 496,306,009.80 = 100,834,820.40 : x
  2. Step 2: Convert to fraction form
    330,858,231.60/496,306,009.80 = 100,834,820.40/x
  3. Step 3: Cross multiply
    330,858,231.60x = 496,306,009.80 × 100,834,820.40
  4. Step 4: Simplify right side
    330,858,231.60x = 50,044,927,361,623,648
  5. Step 5: Solve for x
    x = 50,044,927,361,623,648/330,858,231.60
  6. Step 6: Final answer
    x = 151,257,918.29

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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.