Home / 1,930,986,057.60-2,896,479,086.40-476,963,481.60

Finding the Fourth Proportional to 1,930,986,057.60, 2,896,479,086.40 and 476,963,481.60

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Solution

The fourth proportional to 1,930,986,057.60, 2,896,479,086.40 and 476,963,481.60 is: 715,445,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,986,057.60 : 2,896,479,086.40 = 476,963,481.60 : x
  2. Step 2: Convert to fraction form
    1,930,986,057.60/2,896,479,086.40 = 476,963,481.60/x
  3. Step 3: Cross multiply
    1,930,986,057.60x = 2,896,479,086.40 × 476,963,481.60
  4. Step 4: Simplify right side
    1,930,986,057.60x = 1,381,514,749,430,931,200
  5. Step 5: Solve for x
    x = 1,381,514,749,430,931,200/1,930,986,057.60
  6. Step 6: Final answer
    x = 715,445,222.40

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Double scale
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Similar ratio
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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.