Home / 219,029,014.80-328,522,170.60-57,470,950.80

Finding the Fourth Proportional to 219,029,014.80, 328,522,170.60 and 57,470,950.80

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Solution

The fourth proportional to 219,029,014.80, 328,522,170.60 and 57,470,950.80 is: 86,200,823.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,029,014.80 : 328,522,170.60 = 57,470,950.80 : x
  2. Step 2: Convert to fraction form
    219,029,014.80/328,522,170.60 = 57,470,950.80/x
  3. Step 3: Cross multiply
    219,029,014.80x = 328,522,170.60 × 57,470,950.80
  4. Step 4: Simplify right side
    219,029,014.80x = 18,880,481,503,261,808
  5. Step 5: Solve for x
    x = 18,880,481,503,261,808/219,029,014.80
  6. Step 6: Final answer
    x = 86,200,823.76

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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.