Home / 160,399,052.44-240,650,394.12-74,194,007.86

Finding the Fourth Proportional to 160,399,052.44, 240,650,394.12 and 74,194,007.86

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Solution

The fourth proportional to 160,399,052.44, 240,650,394.12 and 74,194,007.86 is: 111,314,979.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,399,052.44 : 240,650,394.12 = 74,194,007.86 : x
  2. Step 2: Convert to fraction form
    160,399,052.44/240,650,394.12 = 74,194,007.86/x
  3. Step 3: Cross multiply
    160,399,052.44x = 240,650,394.12 × 74,194,007.86
  4. Step 4: Simplify right side
    160,399,052.44x = 17,854,817,232,851,378
  5. Step 5: Solve for x
    x = 17,854,817,232,851,378/160,399,052.44
  6. Step 6: Final answer
    x = 111,314,979.49

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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.