Home / 160,441,942.40-240,752,335.20-86,664,236.48

Finding the Fourth Proportional to 160,441,942.40, 240,752,335.20 and 86,664,236.48

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Solution

The fourth proportional to 160,441,942.40, 240,752,335.20 and 86,664,236.48 is: 130,044,656.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,441,942.40 : 240,752,335.20 = 86,664,236.48 : x
  2. Step 2: Convert to fraction form
    160,441,942.40/240,752,335.20 = 86,664,236.48/x
  3. Step 3: Cross multiply
    160,441,942.40x = 240,752,335.20 × 86,664,236.48
  4. Step 4: Simplify right side
    160,441,942.40x = 20,864,617,310,885,028
  5. Step 5: Solve for x
    x = 20,864,617,310,885,028/160,441,942.40
  6. Step 6: Final answer
    x = 130,044,656.65

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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.