Home / 7,920,892,640.43-10,930,918,850.24-4,352,600,469.87

Finding the Fourth Proportional to 7,920,892,640.43, 10,930,918,850.24 and 4,352,600,469.87

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Solution

The fourth proportional to 7,920,892,640.43, 10,930,918,850.24 and 4,352,600,469.87 is: 6,006,636,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,892,640.43 : 10,930,918,850.24 = 4,352,600,469.87 : x
  2. Step 2: Convert to fraction form
    7,920,892,640.43/10,930,918,850.24 = 4,352,600,469.87/x
  3. Step 3: Cross multiply
    7,920,892,640.43x = 10,930,918,850.24 × 4,352,600,469.87
  4. Step 4: Simplify right side
    7,920,892,640.43x = 47,577,922,523,643,699,200
  5. Step 5: Solve for x
    x = 47,577,922,523,643,699,200/7,920,892,640.43
  6. Step 6: Final answer
    x = 6,006,636,459.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.