Home / 10,645,471,248.40-15,968,206,872.60-6,512,986,032.40

Finding the Fourth Proportional to 10,645,471,248.40, 15,968,206,872.60 and 6,512,986,032.40

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Solution

The fourth proportional to 10,645,471,248.40, 15,968,206,872.60 and 6,512,986,032.40 is: 9,769,479,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645,471,248.40 : 15,968,206,872.60 = 6,512,986,032.40 : x
  2. Step 2: Convert to fraction form
    10,645,471,248.40/15,968,206,872.60 = 6,512,986,032.40/x
  3. Step 3: Cross multiply
    10,645,471,248.40x = 15,968,206,872.60 × 6,512,986,032.40
  4. Step 4: Simplify right side
    10,645,471,248.40x = 104,000,708,323,717,480,448
  5. Step 5: Solve for x
    x = 104,000,708,323,717,480,448/10,645,471,248.40
  6. Step 6: Final answer
    x = 9,769,479,048.60

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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.