Home / 148,334,032.20-222,595,526.70-86,923,072.20

Finding the Fourth Proportional to 148,334,032.20, 222,595,526.70 and 86,923,072.20

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Solution

The fourth proportional to 148,334,032.20, 222,595,526.70 and 86,923,072.20 is: 130,439,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,334,032.20 : 222,595,526.70 = 86,923,072.20 : x
  2. Step 2: Convert to fraction form
    148,334,032.20/222,595,526.70 = 86,923,072.20/x
  3. Step 3: Cross multiply
    148,334,032.20x = 222,595,526.70 × 86,923,072.20
  4. Step 4: Simplify right side
    148,334,032.20x = 19,348,687,038,741,128
  5. Step 5: Solve for x
    x = 19,348,687,038,741,128/148,334,032.20
  6. Step 6: Final answer
    x = 130,439,972.22

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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.