Home / 319,452,342-479,231,460.27-112,136,961.66

Finding the Fourth Proportional to 319,452,342, 479,231,460.27 and 112,136,961.66

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Solution

The fourth proportional to 319,452,342, 479,231,460.27 and 112,136,961.66 is: 168,224,028.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,452,342 : 479,231,460.27 = 112,136,961.66 : x
  2. Step 2: Convert to fraction form
    319,452,342/479,231,460.27 = 112,136,961.66/x
  3. Step 3: Cross multiply
    319,452,342x = 479,231,460.27 × 112,136,961.66
  4. Step 4: Simplify right side
    319,452,342x = 53,739,559,886,562,800
  5. Step 5: Solve for x
    x = 53,739,559,886,562,800/319,452,342
  6. Step 6: Final answer
    x = 168,224,028.50

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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.