Home / 868,045,384.30-1,302,068,076.46-322,674,069.10

Finding the Fourth Proportional to 868,045,384.30, 1,302,068,076.46 and 322,674,069.10

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Solution

The fourth proportional to 868,045,384.30, 1,302,068,076.46 and 322,674,069.10 is: 484,011,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,045,384.30 : 1,302,068,076.46 = 322,674,069.10 : x
  2. Step 2: Convert to fraction form
    868,045,384.30/1,302,068,076.46 = 322,674,069.10/x
  3. Step 3: Cross multiply
    868,045,384.30x = 1,302,068,076.46 × 322,674,069.10
  4. Step 4: Simplify right side
    868,045,384.30x = 420,143,604,476,558,144
  5. Step 5: Solve for x
    x = 420,143,604,476,558,144/868,045,384.30
  6. Step 6: Final answer
    x = 484,011,103.65

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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.