Home / 201,467,811.30-302,201,716.95-65,166,972.90

Finding the Fourth Proportional to 201,467,811.30, 302,201,716.95 and 65,166,972.90

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Solution

The fourth proportional to 201,467,811.30, 302,201,716.95 and 65,166,972.90 is: 97,750,459.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,467,811.30 : 302,201,716.95 = 65,166,972.90 : x
  2. Step 2: Convert to fraction form
    201,467,811.30/302,201,716.95 = 65,166,972.90/x
  3. Step 3: Cross multiply
    201,467,811.30x = 302,201,716.95 × 65,166,972.90
  4. Step 4: Simplify right side
    201,467,811.30x = 19,693,571,098,814,120
  5. Step 5: Solve for x
    x = 19,693,571,098,814,120/201,467,811.30
  6. Step 6: Final answer
    x = 97,750,459.35

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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.