Home / 921,463,217.60-1,382,194,826.40-895,954,049.60

Finding the Fourth Proportional to 921,463,217.60, 1,382,194,826.40 and 895,954,049.60

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Solution

The fourth proportional to 921,463,217.60, 1,382,194,826.40 and 895,954,049.60 is: 1,343,931,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,463,217.60 : 1,382,194,826.40 = 895,954,049.60 : x
  2. Step 2: Convert to fraction form
    921,463,217.60/1,382,194,826.40 = 895,954,049.60/x
  3. Step 3: Cross multiply
    921,463,217.60x = 1,382,194,826.40 × 895,954,049.60
  4. Step 4: Simplify right side
    921,463,217.60x = 1,238,383,052,049,249,024
  5. Step 5: Solve for x
    x = 1,238,383,052,049,249,024/921,463,217.60
  6. Step 6: Final answer
    x = 1,343,931,074.40

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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.