Home / 756,680,803.70-1,135,021,205.55-464,600,830.10

Finding the Fourth Proportional to 756,680,803.70, 1,135,021,205.55 and 464,600,830.10

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Solution

The fourth proportional to 756,680,803.70, 1,135,021,205.55 and 464,600,830.10 is: 696,901,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,680,803.70 : 1,135,021,205.55 = 464,600,830.10 : x
  2. Step 2: Convert to fraction form
    756,680,803.70/1,135,021,205.55 = 464,600,830.10/x
  3. Step 3: Cross multiply
    756,680,803.70x = 1,135,021,205.55 × 464,600,830.10
  4. Step 4: Simplify right side
    756,680,803.70x = 527,331,794,279,632,704
  5. Step 5: Solve for x
    x = 527,331,794,279,632,704/756,680,803.70
  6. Step 6: Final answer
    x = 696,901,245.15

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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.