Home / 144,431,903.12-216,640,224.46-47,374,826

Finding the Fourth Proportional to 144,431,903.12, 216,640,224.46 and 47,374,826

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Solution

The fourth proportional to 144,431,903.12, 216,640,224.46 and 47,374,826 is: 71,059,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,431,903.12 : 216,640,224.46 = 47,374,826 : x
  2. Step 2: Convert to fraction form
    144,431,903.12/216,640,224.46 = 47,374,826/x
  3. Step 3: Cross multiply
    144,431,903.12x = 216,640,224.46 × 47,374,826
  4. Step 4: Simplify right side
    144,431,903.12x = 10,263,292,938,393,444
  5. Step 5: Solve for x
    x = 10,263,292,938,393,444/144,431,903.12
  6. Step 6: Final answer
    x = 71,059,736.23

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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.