Home / 423,266,581.53-634,981,634.85-160,930,735.32

Finding the Fourth Proportional to 423,266,581.53, 634,981,634.85 and 160,930,735.32

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Solution

The fourth proportional to 423,266,581.53, 634,981,634.85 and 160,930,735.32 is: 241,427,190.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,266,581.53 : 634,981,634.85 = 160,930,735.32 : x
  2. Step 2: Convert to fraction form
    423,266,581.53/634,981,634.85 = 160,930,735.32/x
  3. Step 3: Cross multiply
    423,266,581.53x = 634,981,634.85 × 160,930,735.32
  4. Step 4: Simplify right side
    423,266,581.53x = 102,188,061,411,106,240
  5. Step 5: Solve for x
    x = 102,188,061,411,106,240/423,266,581.53
  6. Step 6: Final answer
    x = 241,427,190.03

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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.