Home / 192,606,272.72-288,739,346.14-147,370,014.80

Finding the Fourth Proportional to 192,606,272.72, 288,739,346.14 and 147,370,014.80

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Solution

The fourth proportional to 192,606,272.72, 288,739,346.14 and 147,370,014.80 is: 220,924,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,606,272.72 : 288,739,346.14 = 147,370,014.80 : x
  2. Step 2: Convert to fraction form
    192,606,272.72/288,739,346.14 = 147,370,014.80/x
  3. Step 3: Cross multiply
    192,606,272.72x = 288,739,346.14 × 147,370,014.80
  4. Step 4: Simplify right side
    192,606,272.72x = 42,551,521,712,987,720
  5. Step 5: Solve for x
    x = 42,551,521,712,987,720/192,606,272.72
  6. Step 6: Final answer
    x = 220,924,900.90

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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.