Home / 207,937,180.40-286,942,398.36-113,833,286.96

Finding the Fourth Proportional to 207,937,180.40, 286,942,398.36 and 113,833,286.96

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Solution

The fourth proportional to 207,937,180.40, 286,942,398.36 and 113,833,286.96 is: 157,083,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,937,180.40 : 286,942,398.36 = 113,833,286.96 : x
  2. Step 2: Convert to fraction form
    207,937,180.40/286,942,398.36 = 113,833,286.96/x
  3. Step 3: Cross multiply
    207,937,180.40x = 286,942,398.36 × 113,833,286.96
  4. Step 4: Simplify right side
    207,937,180.40x = 32,663,596,373,504,512
  5. Step 5: Solve for x
    x = 32,663,596,373,504,512/207,937,180.40
  6. Step 6: Final answer
    x = 157,083,963.10

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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.