Home / 147,517,712.40-221,276,568.60-96,556,918.80

Finding the Fourth Proportional to 147,517,712.40, 221,276,568.60 and 96,556,918.80

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Solution

The fourth proportional to 147,517,712.40, 221,276,568.60 and 96,556,918.80 is: 144,835,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,517,712.40 : 221,276,568.60 = 96,556,918.80 : x
  2. Step 2: Convert to fraction form
    147,517,712.40/221,276,568.60 = 96,556,918.80/x
  3. Step 3: Cross multiply
    147,517,712.40x = 221,276,568.60 × 96,556,918.80
  4. Step 4: Simplify right side
    147,517,712.40x = 21,365,783,666,652,828
  5. Step 5: Solve for x
    x = 21,365,783,666,652,828/147,517,712.40
  6. Step 6: Final answer
    x = 144,835,378.20

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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.