Home / 1,617,058,679.40-2,425,588,019.10-1,447,753,386.60

Finding the Fourth Proportional to 1,617,058,679.40, 2,425,588,019.10 and 1,447,753,386.60

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Solution

The fourth proportional to 1,617,058,679.40, 2,425,588,019.10 and 1,447,753,386.60 is: 2,171,630,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,058,679.40 : 2,425,588,019.10 = 1,447,753,386.60 : x
  2. Step 2: Convert to fraction form
    1,617,058,679.40/2,425,588,019.10 = 1,447,753,386.60/x
  3. Step 3: Cross multiply
    1,617,058,679.40x = 2,425,588,019.10 × 1,447,753,386.60
  4. Step 4: Simplify right side
    1,617,058,679.40x = 3,511,653,269,148,410,368
  5. Step 5: Solve for x
    x = 3,511,653,269,148,410,368/1,617,058,679.40
  6. Step 6: Final answer
    x = 2,171,630,079.90

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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.