Home / 302,679,698,621.43-454,019,984,898.34-123,605,685,416.92

Finding the Fourth Proportional to 302,679,698,621.43, 454,019,984,898.34 and 123,605,685,416.92

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Solution

The fourth proportional to 302,679,698,621.43, 454,019,984,898.34 and 123,605,685,416.92 is: 185,408,706,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,679,698,621.43 : 454,019,984,898.34 = 123,605,685,416.92 : x
  2. Step 2: Convert to fraction form
    302,679,698,621.43/454,019,984,898.34 = 123,605,685,416.92/x
  3. Step 3: Cross multiply
    302,679,698,621.43x = 454,019,984,898.34 × 123,605,685,416.92
  4. Step 4: Simplify right side
    302,679,698,621.43x = 56,119,451,426,338,986,000,384
  5. Step 5: Solve for x
    x = 56,119,451,426,338,986,000,384/302,679,698,621.43
  6. Step 6: Final answer
    x = 185,408,706,569.81

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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.