Home / 99,231,623.60-148,847,435.40-31,095,201.20

Finding the Fourth Proportional to 99,231,623.60, 148,847,435.40 and 31,095,201.20

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Solution

The fourth proportional to 99,231,623.60, 148,847,435.40 and 31,095,201.20 is: 46,642,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,231,623.60 : 148,847,435.40 = 31,095,201.20 : x
  2. Step 2: Convert to fraction form
    99,231,623.60/148,847,435.40 = 31,095,201.20/x
  3. Step 3: Cross multiply
    99,231,623.60x = 148,847,435.40 × 31,095,201.20
  4. Step 4: Simplify right side
    99,231,623.60x = 4,628,440,951,867,003
  5. Step 5: Solve for x
    x = 4,628,440,951,867,003/99,231,623.60
  6. Step 6: Final answer
    x = 46,642,801.80

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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.