Home / 854,865,897.20-1,282,298,845.80-582,768,105.20

Finding the Fourth Proportional to 854,865,897.20, 1,282,298,845.80 and 582,768,105.20

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Solution

The fourth proportional to 854,865,897.20, 1,282,298,845.80 and 582,768,105.20 is: 874,152,157.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,865,897.20 : 1,282,298,845.80 = 582,768,105.20 : x
  2. Step 2: Convert to fraction form
    854,865,897.20/1,282,298,845.80 = 582,768,105.20/x
  3. Step 3: Cross multiply
    854,865,897.20x = 1,282,298,845.80 × 582,768,105.20
  4. Step 4: Simplify right side
    854,865,897.20x = 747,282,868,667,012,992
  5. Step 5: Solve for x
    x = 747,282,868,667,012,992/854,865,897.20
  6. Step 6: Final answer
    x = 874,152,157.80

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1.5x scale

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.