Home / 269,127,419.92-371,395,988.46-145,368,097.04

Finding the Fourth Proportional to 269,127,419.92, 371,395,988.46 and 145,368,097.04

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Solution

The fourth proportional to 269,127,419.92, 371,395,988.46 and 145,368,097.04 is: 200,608,054.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,127,419.92 : 371,395,988.46 = 145,368,097.04 : x
  2. Step 2: Convert to fraction form
    269,127,419.92/371,395,988.46 = 145,368,097.04/x
  3. Step 3: Cross multiply
    269,127,419.92x = 371,395,988.46 × 145,368,097.04
  4. Step 4: Simplify right side
    269,127,419.92x = 53,989,128,091,648,480
  5. Step 5: Solve for x
    x = 53,989,128,091,648,480/269,127,419.92
  6. Step 6: Final answer
    x = 200,608,054.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.