Home / 137,550,784.44-190,092,432.78-112,731,825.44

Finding the Fourth Proportional to 137,550,784.44, 190,092,432.78 and 112,731,825.44

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Solution

The fourth proportional to 137,550,784.44, 190,092,432.78 and 112,731,825.44 is: 155,793,127.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,550,784.44 : 190,092,432.78 = 112,731,825.44 : x
  2. Step 2: Convert to fraction form
    137,550,784.44/190,092,432.78 = 112,731,825.44/x
  3. Step 3: Cross multiply
    137,550,784.44x = 190,092,432.78 × 112,731,825.44
  4. Step 4: Simplify right side
    137,550,784.44x = 21,429,466,949,619,892
  5. Step 5: Solve for x
    x = 21,429,466,949,619,892/137,550,784.44
  6. Step 6: Final answer
    x = 155,793,127.88

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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.