Home / 200,991,009,620.10-301,486,514,430.15-199,596,295,859.70

Finding the Fourth Proportional to 200,991,009,620.10, 301,486,514,430.15 and 199,596,295,859.70

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Solution

The fourth proportional to 200,991,009,620.10, 301,486,514,430.15 and 199,596,295,859.70 is: 299,394,443,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,991,009,620.10 : 301,486,514,430.15 = 199,596,295,859.70 : x
  2. Step 2: Convert to fraction form
    200,991,009,620.10/301,486,514,430.15 = 199,596,295,859.70/x
  3. Step 3: Cross multiply
    200,991,009,620.10x = 301,486,514,430.15 × 199,596,295,859.70
  4. Step 4: Simplify right side
    200,991,009,620.10x = 60,175,591,531,909,937,627,136
  5. Step 5: Solve for x
    x = 60,175,591,531,909,937,627,136/200,991,009,620.10
  6. Step 6: Final answer
    x = 299,394,443,789.55

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1.5x scale

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.