Home / 233,084,585.16-321,655,606.02-128,661,743.06

Finding the Fourth Proportional to 233,084,585.16, 321,655,606.02 and 128,661,743.06

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Solution

The fourth proportional to 233,084,585.16, 321,655,606.02 and 128,661,743.06 is: 177,552,586.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,084,585.16 : 321,655,606.02 = 128,661,743.06 : x
  2. Step 2: Convert to fraction form
    233,084,585.16/321,655,606.02 = 128,661,743.06/x
  3. Step 3: Cross multiply
    233,084,585.16x = 321,655,606.02 × 128,661,743.06
  4. Step 4: Simplify right side
    233,084,585.16x = 41,384,770,935,553,824
  5. Step 5: Solve for x
    x = 41,384,770,935,553,824/233,084,585.16
  6. Step 6: Final answer
    x = 177,552,586.36

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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.