Home / 302,679,698,652.87-454,019,984,945.49-123,605,685,448.32

Finding the Fourth Proportional to 302,679,698,652.87, 454,019,984,945.49 and 123,605,685,448.32

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Solution

The fourth proportional to 302,679,698,652.87, 454,019,984,945.49 and 123,605,685,448.32 is: 185,408,706,616.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,679,698,652.87 : 454,019,984,945.49 = 123,605,685,448.32 : x
  2. Step 2: Convert to fraction form
    302,679,698,652.87/454,019,984,945.49 = 123,605,685,448.32/x
  3. Step 3: Cross multiply
    302,679,698,652.87x = 454,019,984,945.49 × 123,605,685,448.32
  4. Step 4: Simplify right side
    302,679,698,652.87x = 56,119,451,446,423,217,766,400
  5. Step 5: Solve for x
    x = 56,119,451,446,423,217,766,400/302,679,698,652.87
  6. Step 6: Final answer
    x = 185,408,706,616.91

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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.