Home / 1,150,632,681.35-1,725,981,180.03-374,278,344.91

Finding the Fourth Proportional to 1,150,632,681.35, 1,725,981,180.03 and 374,278,344.91

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Solution

The fourth proportional to 1,150,632,681.35, 1,725,981,180.03 and 374,278,344.91 is: 561,427,977.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,632,681.35 : 1,725,981,180.03 = 374,278,344.91 : x
  2. Step 2: Convert to fraction form
    1,150,632,681.35/1,725,981,180.03 = 374,278,344.91/x
  3. Step 3: Cross multiply
    1,150,632,681.35x = 1,725,981,180.03 × 374,278,344.91
  4. Step 4: Simplify right side
    1,150,632,681.35x = 645,997,379,403,122,176
  5. Step 5: Solve for x
    x = 645,997,379,403,122,176/1,150,632,681.35
  6. Step 6: Final answer
    x = 561,427,977.73

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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.