Home / 1,387,167,388.84-2,079,294,534.78-466,724,173.96

Finding the Fourth Proportional to 1,387,167,388.84, 2,079,294,534.78 and 466,724,173.96

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Solution

The fourth proportional to 1,387,167,388.84, 2,079,294,534.78 and 466,724,173.96 is: 699,596,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,167,388.84 : 2,079,294,534.78 = 466,724,173.96 : x
  2. Step 2: Convert to fraction form
    1,387,167,388.84/2,079,294,534.78 = 466,724,173.96/x
  3. Step 3: Cross multiply
    1,387,167,388.84x = 2,079,294,534.78 × 466,724,173.96
  4. Step 4: Simplify right side
    1,387,167,388.84x = 970,457,024,164,737,920
  5. Step 5: Solve for x
    x = 970,457,024,164,737,920/1,387,167,388.84
  6. Step 6: Final answer
    x = 699,596,192.91

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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.