Home / 178,305,293.76-245,957,055.36-112,121,044.80

Finding the Fourth Proportional to 178,305,293.76, 245,957,055.36 and 112,121,044.80

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Solution

The fourth proportional to 178,305,293.76, 245,957,055.36 and 112,121,044.80 is: 154,661,487.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,305,293.76 : 245,957,055.36 = 112,121,044.80 : x
  2. Step 2: Convert to fraction form
    178,305,293.76/245,957,055.36 = 112,121,044.80/x
  3. Step 3: Cross multiply
    178,305,293.76x = 245,957,055.36 × 112,121,044.80
  4. Step 4: Simplify right side
    178,305,293.76x = 27,576,962,022,894,640
  5. Step 5: Solve for x
    x = 27,576,962,022,894,640/178,305,293.76
  6. Step 6: Final answer
    x = 154,661,487.84

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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.