Home / 235,009,510.40-352,514,265.60-73,451,187.20

Finding the Fourth Proportional to 235,009,510.40, 352,514,265.60 and 73,451,187.20

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Solution

The fourth proportional to 235,009,510.40, 352,514,265.60 and 73,451,187.20 is: 110,176,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,009,510.40 : 352,514,265.60 = 73,451,187.20 : x
  2. Step 2: Convert to fraction form
    235,009,510.40/352,514,265.60 = 73,451,187.20/x
  3. Step 3: Cross multiply
    235,009,510.40x = 352,514,265.60 × 73,451,187.20
  4. Step 4: Simplify right side
    235,009,510.40x = 25,892,591,313,256,124
  5. Step 5: Solve for x
    x = 25,892,591,313,256,124/235,009,510.40
  6. Step 6: Final answer
    x = 110,176,780.80

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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.