Home / 192,449,421.80-288,674,132.70-173,339,124.20

Finding the Fourth Proportional to 192,449,421.80, 288,674,132.70 and 173,339,124.20

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Solution

The fourth proportional to 192,449,421.80, 288,674,132.70 and 173,339,124.20 is: 260,008,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,449,421.80 : 288,674,132.70 = 173,339,124.20 : x
  2. Step 2: Convert to fraction form
    192,449,421.80/288,674,132.70 = 173,339,124.20/x
  3. Step 3: Cross multiply
    192,449,421.80x = 288,674,132.70 × 173,339,124.20
  4. Step 4: Simplify right side
    192,449,421.80x = 50,038,521,341,412,576
  5. Step 5: Solve for x
    x = 50,038,521,341,412,576/192,449,421.80
  6. Step 6: Final answer
    x = 260,008,686.30

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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.