Home / 269,610,804.81-372,062,099.75-145,851,447.69

Finding the Fourth Proportional to 269,610,804.81, 372,062,099.75 and 145,851,447.69

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Solution

The fourth proportional to 269,610,804.81, 372,062,099.75 and 145,851,447.69 is: 201,274,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,610,804.81 : 372,062,099.75 = 145,851,447.69 : x
  2. Step 2: Convert to fraction form
    269,610,804.81/372,062,099.75 = 145,851,447.69/x
  3. Step 3: Cross multiply
    269,610,804.81x = 372,062,099.75 × 145,851,447.69
  4. Step 4: Simplify right side
    269,610,804.81x = 54,265,795,878,389,432
  5. Step 5: Solve for x
    x = 54,265,795,878,389,432/269,610,804.81
  6. Step 6: Final answer
    x = 201,274,559.14

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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.