Home / 233,162,961.52-321,766,442.46-127,317,111.80

Finding the Fourth Proportional to 233,162,961.52, 321,766,442.46 and 127,317,111.80

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Solution

The fourth proportional to 233,162,961.52, 321,766,442.46 and 127,317,111.80 is: 175,698,463.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,162,961.52 : 321,766,442.46 = 127,317,111.80 : x
  2. Step 2: Convert to fraction form
    233,162,961.52/321,766,442.46 = 127,317,111.80/x
  3. Step 3: Cross multiply
    233,162,961.52x = 321,766,442.46 × 127,317,111.80
  4. Step 4: Simplify right side
    233,162,961.52x = 40,966,374,128,168,080
  5. Step 5: Solve for x
    x = 40,966,374,128,168,080/233,162,961.52
  6. Step 6: Final answer
    x = 175,698,463.69

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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.