Home / 149,753,916-224,602,465.68-72,999,750.24

Finding the Fourth Proportional to 149,753,916, 224,602,465.68 and 72,999,750.24

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Solution

The fourth proportional to 149,753,916, 224,602,465.68 and 72,999,750.24 is: 109,485,777.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,753,916 : 224,602,465.68 = 72,999,750.24 : x
  2. Step 2: Convert to fraction form
    149,753,916/224,602,465.68 = 72,999,750.24/x
  3. Step 3: Cross multiply
    149,753,916x = 224,602,465.68 × 72,999,750.24
  4. Step 4: Simplify right side
    149,753,916x = 16,395,923,897,928,172
  5. Step 5: Solve for x
    x = 16,395,923,897,928,172/149,753,916
  6. Step 6: Final answer
    x = 109,485,777.31

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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.