Home / 330,844,543.20-496,266,814.80-100,813,258.80

Finding the Fourth Proportional to 330,844,543.20, 496,266,814.80 and 100,813,258.80

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Solution

The fourth proportional to 330,844,543.20, 496,266,814.80 and 100,813,258.80 is: 151,219,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,844,543.20 : 496,266,814.80 = 100,813,258.80 : x
  2. Step 2: Convert to fraction form
    330,844,543.20/496,266,814.80 = 100,813,258.80/x
  3. Step 3: Cross multiply
    330,844,543.20x = 496,266,814.80 × 100,813,258.80
  4. Step 4: Simplify right side
    330,844,543.20x = 50,030,274,834,284,072
  5. Step 5: Solve for x
    x = 50,030,274,834,284,072/330,844,543.20
  6. Step 6: Final answer
    x = 151,219,888.20

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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.