Home / 148,880,648.40-223,320,972.60-72,353,144.40

Finding the Fourth Proportional to 148,880,648.40, 223,320,972.60 and 72,353,144.40

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Solution

The fourth proportional to 148,880,648.40, 223,320,972.60 and 72,353,144.40 is: 108,529,716.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,880,648.40 : 223,320,972.60 = 72,353,144.40 : x
  2. Step 2: Convert to fraction form
    148,880,648.40/223,320,972.60 = 72,353,144.40/x
  3. Step 3: Cross multiply
    148,880,648.40x = 223,320,972.60 × 72,353,144.40
  4. Step 4: Simplify right side
    148,880,648.40x = 16,157,974,578,076,244
  5. Step 5: Solve for x
    x = 16,157,974,578,076,244/148,880,648.40
  6. Step 6: Final answer
    x = 108,529,716.60

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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.