Home / 151,265,453.67-208,743,491.21-92,523,803.72

Finding the Fourth Proportional to 151,265,453.67, 208,743,491.21 and 92,523,803.72

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Solution

The fourth proportional to 151,265,453.67, 208,743,491.21 and 92,523,803.72 is: 127,681,115.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,265,453.67 : 208,743,491.21 = 92,523,803.72 : x
  2. Step 2: Convert to fraction form
    151,265,453.67/208,743,491.21 = 92,523,803.72/x
  3. Step 3: Cross multiply
    151,265,453.67x = 208,743,491.21 × 92,523,803.72
  4. Step 4: Simplify right side
    151,265,453.67x = 19,313,741,807,035,252
  5. Step 5: Solve for x
    x = 19,313,741,807,035,252/151,265,453.67
  6. Step 6: Final answer
    x = 127,681,115.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.