Home / 394,615,872,716.30-592,172,804,298.42-167,974,954,752.60

Finding the Fourth Proportional to 394,615,872,716.30, 592,172,804,298.42 and 167,974,954,752.60

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Solution

The fourth proportional to 394,615,872,716.30, 592,172,804,298.42 and 167,974,954,752.60 is: 252,068,421,178.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,615,872,716.30 : 592,172,804,298.42 = 167,974,954,752.60 : x
  2. Step 2: Convert to fraction form
    394,615,872,716.30/592,172,804,298.42 = 167,974,954,752.60/x
  3. Step 3: Cross multiply
    394,615,872,716.30x = 592,172,804,298.42 × 167,974,954,752.60
  4. Step 4: Simplify right side
    394,615,872,716.30x = 99,470,200,007,747,373,629,440
  5. Step 5: Solve for x
    x = 99,470,200,007,747,373,629,440/394,615,872,716.30
  6. Step 6: Final answer
    x = 252,068,421,178.94

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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.