Home / 1,102,247,994.60-1,653,371,991.90-447,512,682.60

Finding the Fourth Proportional to 1,102,247,994.60, 1,653,371,991.90 and 447,512,682.60

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Solution

The fourth proportional to 1,102,247,994.60, 1,653,371,991.90 and 447,512,682.60 is: 671,269,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,247,994.60 : 1,653,371,991.90 = 447,512,682.60 : x
  2. Step 2: Convert to fraction form
    1,102,247,994.60/1,653,371,991.90 = 447,512,682.60/x
  3. Step 3: Cross multiply
    1,102,247,994.60x = 1,653,371,991.90 × 447,512,682.60
  4. Step 4: Simplify right side
    1,102,247,994.60x = 739,904,935,430,874,496
  5. Step 5: Solve for x
    x = 739,904,935,430,874,496/1,102,247,994.60
  6. Step 6: Final answer
    x = 671,269,023.90

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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.