Home / 215,706,937.60-323,560,406.40-149,701,965.40

Finding the Fourth Proportional to 215,706,937.60, 323,560,406.40 and 149,701,965.40

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Solution

The fourth proportional to 215,706,937.60, 323,560,406.40 and 149,701,965.40 is: 224,552,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,706,937.60 : 323,560,406.40 = 149,701,965.40 : x
  2. Step 2: Convert to fraction form
    215,706,937.60/323,560,406.40 = 149,701,965.40/x
  3. Step 3: Cross multiply
    215,706,937.60x = 323,560,406.40 × 149,701,965.40
  4. Step 4: Simplify right side
    215,706,937.60x = 48,437,628,763,702,736
  5. Step 5: Solve for x
    x = 48,437,628,763,702,736/215,706,937.60
  6. Step 6: Final answer
    x = 224,552,948.10

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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.