Home / 192,421,797.28-288,601,971.12-56,075,287.84

Finding the Fourth Proportional to 192,421,797.28, 288,601,971.12 and 56,075,287.84

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Solution

The fourth proportional to 192,421,797.28, 288,601,971.12 and 56,075,287.84 is: 84,103,977.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,421,797.28 : 288,601,971.12 = 56,075,287.84 : x
  2. Step 2: Convert to fraction form
    192,421,797.28/288,601,971.12 = 56,075,287.84/x
  3. Step 3: Cross multiply
    192,421,797.28x = 288,601,971.12 × 56,075,287.84
  4. Step 4: Simplify right side
    192,421,797.28x = 16,183,438,601,745,368
  5. Step 5: Solve for x
    x = 16,183,438,601,745,368/192,421,797.28
  6. Step 6: Final answer
    x = 84,103,977.98

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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.