Home / 76,679,601,231.60-115,019,401,847.40-63,618,907,215.60

Finding the Fourth Proportional to 76,679,601,231.60, 115,019,401,847.40 and 63,618,907,215.60

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Solution

The fourth proportional to 76,679,601,231.60, 115,019,401,847.40 and 63,618,907,215.60 is: 95,428,360,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,679,601,231.60 : 115,019,401,847.40 = 63,618,907,215.60 : x
  2. Step 2: Convert to fraction form
    76,679,601,231.60/115,019,401,847.40 = 63,618,907,215.60/x
  3. Step 3: Cross multiply
    76,679,601,231.60x = 115,019,401,847.40 × 63,618,907,215.60
  4. Step 4: Simplify right side
    76,679,601,231.60x = 7,317,408,654,123,551,686,656
  5. Step 5: Solve for x
    x = 7,317,408,654,123,551,686,656/76,679,601,231.60
  6. Step 6: Final answer
    x = 95,428,360,823.40

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Double scale
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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.