Home / 374,979,403.20-562,021,207.20-193,132,977.60

Finding the Fourth Proportional to 374,979,403.20, 562,021,207.20 and 193,132,977.60

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Solution

The fourth proportional to 374,979,403.20, 562,021,207.20 and 193,132,977.60 is: 289,468,776.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,979,403.20 : 562,021,207.20 = 193,132,977.60 : x
  2. Step 2: Convert to fraction form
    374,979,403.20/562,021,207.20 = 193,132,977.60/x
  3. Step 3: Cross multiply
    374,979,403.20x = 562,021,207.20 × 193,132,977.60
  4. Step 4: Simplify right side
    374,979,403.20x = 108,544,829,220,882,560
  5. Step 5: Solve for x
    x = 108,544,829,220,882,560/374,979,403.20
  6. Step 6: Final answer
    x = 289,468,776.94

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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.