Home / 7,634,530,415.40-11,451,795,623.10-7,083,532,386.60

Finding the Fourth Proportional to 7,634,530,415.40, 11,451,795,623.10 and 7,083,532,386.60

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Solution

The fourth proportional to 7,634,530,415.40, 11,451,795,623.10 and 7,083,532,386.60 is: 10,625,298,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634,530,415.40 : 11,451,795,623.10 = 7,083,532,386.60 : x
  2. Step 2: Convert to fraction form
    7,634,530,415.40/11,451,795,623.10 = 7,083,532,386.60/x
  3. Step 3: Cross multiply
    7,634,530,415.40x = 11,451,795,623.10 × 7,083,532,386.60
  4. Step 4: Simplify right side
    7,634,530,415.40x = 81,119,165,180,952,985,600
  5. Step 5: Solve for x
    x = 81,119,165,180,952,985,600/7,634,530,415.40
  6. Step 6: Final answer
    x = 10,625,298,579.90

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Double scale
Find fourth proportional to 7,634,530,416.40, 11,451,795,624.60 and 7,083,532,387.60
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.