Home / 8,546,144,077.60-12,819,216,116.40-7,770,665,370.40

Finding the Fourth Proportional to 8,546,144,077.60, 12,819,216,116.40 and 7,770,665,370.40

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Solution

The fourth proportional to 8,546,144,077.60, 12,819,216,116.40 and 7,770,665,370.40 is: 11,655,998,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546,144,077.60 : 12,819,216,116.40 = 7,770,665,370.40 : x
  2. Step 2: Convert to fraction form
    8,546,144,077.60/12,819,216,116.40 = 7,770,665,370.40/x
  3. Step 3: Cross multiply
    8,546,144,077.60x = 12,819,216,116.40 × 7,770,665,370.40
  4. Step 4: Simplify right side
    8,546,144,077.60x = 99,613,838,751,383,044,096
  5. Step 5: Solve for x
    x = 99,613,838,751,383,044,096/8,546,144,077.60
  6. Step 6: Final answer
    x = 11,655,998,055.60

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Double scale
Find fourth proportional to 8,546,144,078.60, 12,819,216,117.90 and 7,770,665,371.40
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.