Home / 1,198,341,654,041.90-1,797,330,861,658.70-326,143,408,608.20

Finding the Fourth Proportional to 1,198,341,654,041.90, 1,797,330,861,658.70 and 326,143,408,608.20

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Solution

The fourth proportional to 1,198,341,654,041.90, 1,797,330,861,658.70 and 326,143,408,608.20 is: 489,165,682,959.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,341,654,041.90 : 1,797,330,861,658.70 = 326,143,408,608.20 : x
  2. Step 2: Convert to fraction form
    1,198,341,654,041.90/1,797,330,861,658.70 = 326,143,408,608.20/x
  3. Step 3: Cross multiply
    1,198,341,654,041.90x = 1,797,330,861,658.70 × 326,143,408,608.20
  4. Step 4: Simplify right side
    1,198,341,654,041.90x = 586,187,613,618,081,569,439,744
  5. Step 5: Solve for x
    x = 586,187,613,618,081,569,439,744/1,198,341,654,041.90
  6. Step 6: Final answer
    x = 489,165,682,959.38

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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.