Home / 302,679,698,648.74-454,019,984,939.30-123,605,685,444.20

Finding the Fourth Proportional to 302,679,698,648.74, 454,019,984,939.30 and 123,605,685,444.20

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Solution

The fourth proportional to 302,679,698,648.74, 454,019,984,939.30 and 123,605,685,444.20 is: 185,408,706,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,679,698,648.74 : 454,019,984,939.30 = 123,605,685,444.20 : x
  2. Step 2: Convert to fraction form
    302,679,698,648.74/454,019,984,939.30 = 123,605,685,444.20/x
  3. Step 3: Cross multiply
    302,679,698,648.74x = 454,019,984,939.30 × 123,605,685,444.20
  4. Step 4: Simplify right side
    302,679,698,648.74x = 56,119,451,443,787,533,910,016
  5. Step 5: Solve for x
    x = 56,119,451,443,787,533,910,016/302,679,698,648.74
  6. Step 6: Final answer
    x = 185,408,706,610.73

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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.