Home / 5,386,892,560.40-8,080,338,840.60-5,087,584,989.20

Finding the Fourth Proportional to 5,386,892,560.40, 8,080,338,840.60 and 5,087,584,989.20

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Solution

The fourth proportional to 5,386,892,560.40, 8,080,338,840.60 and 5,087,584,989.20 is: 7,631,377,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,892,560.40 : 8,080,338,840.60 = 5,087,584,989.20 : x
  2. Step 2: Convert to fraction form
    5,386,892,560.40/8,080,338,840.60 = 5,087,584,989.20/x
  3. Step 3: Cross multiply
    5,386,892,560.40x = 8,080,338,840.60 × 5,087,584,989.20
  4. Step 4: Simplify right side
    5,386,892,560.40x = 41,109,410,593,086,291,968
  5. Step 5: Solve for x
    x = 41,109,410,593,086,291,968/5,386,892,560.40
  6. Step 6: Final answer
    x = 7,631,377,483.80

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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.