Home / 145,609,510.10-218,414,265.15-104,954,273.60

Finding the Fourth Proportional to 145,609,510.10, 218,414,265.15 and 104,954,273.60

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Solution

The fourth proportional to 145,609,510.10, 218,414,265.15 and 104,954,273.60 is: 157,431,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,609,510.10 : 218,414,265.15 = 104,954,273.60 : x
  2. Step 2: Convert to fraction form
    145,609,510.10/218,414,265.15 = 104,954,273.60/x
  3. Step 3: Cross multiply
    145,609,510.10x = 218,414,265.15 × 104,954,273.60
  4. Step 4: Simplify right side
    145,609,510.10x = 22,923,510,542,696,044
  5. Step 5: Solve for x
    x = 22,923,510,542,696,044/145,609,510.10
  6. Step 6: Final answer
    x = 157,431,410.40

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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.