Home / 2,578,294,007.10-3,867,441,010.65-854,784,042.30

Finding the Fourth Proportional to 2,578,294,007.10, 3,867,441,010.65 and 854,784,042.30

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Solution

The fourth proportional to 2,578,294,007.10, 3,867,441,010.65 and 854,784,042.30 is: 1,282,176,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,294,007.10 : 3,867,441,010.65 = 854,784,042.30 : x
  2. Step 2: Convert to fraction form
    2,578,294,007.10/3,867,441,010.65 = 854,784,042.30/x
  3. Step 3: Cross multiply
    2,578,294,007.10x = 3,867,441,010.65 × 854,784,042.30
  4. Step 4: Simplify right side
    2,578,294,007.10x = 3,305,826,860,440,204,288
  5. Step 5: Solve for x
    x = 3,305,826,860,440,204,288/2,578,294,007.10
  6. Step 6: Final answer
    x = 1,282,176,063.45

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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.