Home / 4,979,860,468.17-7,465,193,885.21-2,490,555,247.14

Finding the Fourth Proportional to 4,979,860,468.17, 7,465,193,885.21 and 2,490,555,247.14

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Solution

The fourth proportional to 4,979,860,468.17, 7,465,193,885.21 and 2,490,555,247.14 is: 3,733,533,885.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,860,468.17 : 7,465,193,885.21 = 2,490,555,247.14 : x
  2. Step 2: Convert to fraction form
    4,979,860,468.17/7,465,193,885.21 = 2,490,555,247.14/x
  3. Step 3: Cross multiply
    4,979,860,468.17x = 7,465,193,885.21 × 2,490,555,247.14
  4. Step 4: Simplify right side
    4,979,860,468.17x = 18,592,477,801,727,209,472
  5. Step 5: Solve for x
    x = 18,592,477,801,727,209,472/4,979,860,468.17
  6. Step 6: Final answer
    x = 3,733,533,885.25

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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.