Home / 445,044,781-667,662,697.50-149,969,051.56

Finding the Fourth Proportional to 445,044,781, 667,662,697.50 and 149,969,051.56

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Solution

The fourth proportional to 445,044,781, 667,662,697.50 and 149,969,051.56 is: 224,985,767.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,044,781 : 667,662,697.50 = 149,969,051.56 : x
  2. Step 2: Convert to fraction form
    445,044,781/667,662,697.50 = 149,969,051.56/x
  3. Step 3: Cross multiply
    445,044,781x = 667,662,697.50 × 149,969,051.56
  4. Step 4: Simplify right side
    445,044,781x = 100,128,741,506,066,192
  5. Step 5: Solve for x
    x = 100,128,741,506,066,192/445,044,781
  6. Step 6: Final answer
    x = 224,985,767.23

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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.