Home / 302,679,698,645.80-454,019,984,934.69-123,605,685,441.07

Finding the Fourth Proportional to 302,679,698,645.80, 454,019,984,934.69 and 123,605,685,441.07

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Solution

The fourth proportional to 302,679,698,645.80, 454,019,984,934.69 and 123,605,685,441.07 is: 185,408,706,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,679,698,645.80 : 454,019,984,934.69 = 123,605,685,441.07 : x
  2. Step 2: Convert to fraction form
    302,679,698,645.80/454,019,984,934.69 = 123,605,685,441.07/x
  3. Step 3: Cross multiply
    302,679,698,645.80x = 454,019,984,934.69 × 123,605,685,441.07
  4. Step 4: Simplify right side
    302,679,698,645.80x = 56,119,451,441,796,632,018,944
  5. Step 5: Solve for x
    x = 56,119,451,441,796,632,018,944/302,679,698,645.80
  6. Step 6: Final answer
    x = 185,408,706,605.95

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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.