Home / 2,338,452,867.60-3,227,480,756.70-1,398,758,891.40

Finding the Fourth Proportional to 2,338,452,867.60, 3,227,480,756.70 and 1,398,758,891.40

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Solution

The fourth proportional to 2,338,452,867.60, 3,227,480,756.70 and 1,398,758,891.40 is: 1,930,535,982.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338,452,867.60 : 3,227,480,756.70 = 1,398,758,891.40 : x
  2. Step 2: Convert to fraction form
    2,338,452,867.60/3,227,480,756.70 = 1,398,758,891.40/x
  3. Step 3: Cross multiply
    2,338,452,867.60x = 3,227,480,756.70 × 1,398,758,891.40
  4. Step 4: Simplify right side
    2,338,452,867.60x = 4,514,467,405,256,525,312
  5. Step 5: Solve for x
    x = 4,514,467,405,256,525,312/2,338,452,867.60
  6. Step 6: Final answer
    x = 1,930,535,982.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.