Home / 47,010,122.40-70,515,183.60-30,885,808.80

Finding the Fourth Proportional to 47,010,122.40, 70,515,183.60 and 30,885,808.80

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Solution

The fourth proportional to 47,010,122.40, 70,515,183.60 and 30,885,808.80 is: 46,328,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,010,122.40 : 70,515,183.60 = 30,885,808.80 : x
  2. Step 2: Convert to fraction form
    47,010,122.40/70,515,183.60 = 30,885,808.80/x
  3. Step 3: Cross multiply
    47,010,122.40x = 70,515,183.60 × 30,885,808.80
  4. Step 4: Simplify right side
    47,010,122.40x = 2,177,918,478,166,495.50
  5. Step 5: Solve for x
    x = 2,177,918,478,166,495.50/47,010,122.40
  6. Step 6: Final answer
    x = 46,328,713.20

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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.