Home / 1,677,029,385.30-2,515,544,077.95-1,066,321,007.70

Finding the Fourth Proportional to 1,677,029,385.30, 2,515,544,077.95 and 1,066,321,007.70

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Solution

The fourth proportional to 1,677,029,385.30, 2,515,544,077.95 and 1,066,321,007.70 is: 1,599,481,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,029,385.30 : 2,515,544,077.95 = 1,066,321,007.70 : x
  2. Step 2: Convert to fraction form
    1,677,029,385.30/2,515,544,077.95 = 1,066,321,007.70/x
  3. Step 3: Cross multiply
    1,677,029,385.30x = 2,515,544,077.95 × 1,066,321,007.70
  4. Step 4: Simplify right side
    1,677,029,385.30x = 2,682,377,496,113,411,072
  5. Step 5: Solve for x
    x = 2,682,377,496,113,411,072/1,677,029,385.30
  6. Step 6: Final answer
    x = 1,599,481,511.55

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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.