Home / 688,497,559.50-1,032,948,961.52-222,150,234.94

Finding the Fourth Proportional to 688,497,559.50, 1,032,948,961.52 and 222,150,234.94

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Solution

The fourth proportional to 688,497,559.50, 1,032,948,961.52 and 222,150,234.94 is: 333,290,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,497,559.50 : 1,032,948,961.52 = 222,150,234.94 : x
  2. Step 2: Convert to fraction form
    688,497,559.50/1,032,948,961.52 = 222,150,234.94/x
  3. Step 3: Cross multiply
    688,497,559.50x = 1,032,948,961.52 × 222,150,234.94
  4. Step 4: Simplify right side
    688,497,559.50x = 229,469,854,482,697,024
  5. Step 5: Solve for x
    x = 229,469,854,482,697,024/688,497,559.50
  6. Step 6: Final answer
    x = 333,290,730.40

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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.