Home / 147,622,801.60-221,434,202.40-109,359,049.60

Finding the Fourth Proportional to 147,622,801.60, 221,434,202.40 and 109,359,049.60

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Solution

The fourth proportional to 147,622,801.60, 221,434,202.40 and 109,359,049.60 is: 164,038,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,801.60 : 221,434,202.40 = 109,359,049.60 : x
  2. Step 2: Convert to fraction form
    147,622,801.60/221,434,202.40 = 109,359,049.60/x
  3. Step 3: Cross multiply
    147,622,801.60x = 221,434,202.40 × 109,359,049.60
  4. Step 4: Simplify right side
    147,622,801.60x = 24,215,833,923,398,040
  5. Step 5: Solve for x
    x = 24,215,833,923,398,040/147,622,801.60
  6. Step 6: Final answer
    x = 164,038,574.40

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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.