Home / 136,576,107.60-204,864,161.40-112,983,147.60

Finding the Fourth Proportional to 136,576,107.60, 204,864,161.40 and 112,983,147.60

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Solution

The fourth proportional to 136,576,107.60, 204,864,161.40 and 112,983,147.60 is: 169,474,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,576,107.60 : 204,864,161.40 = 112,983,147.60 : x
  2. Step 2: Convert to fraction form
    136,576,107.60/204,864,161.40 = 112,983,147.60/x
  3. Step 3: Cross multiply
    136,576,107.60x = 204,864,161.40 × 112,983,147.60
  4. Step 4: Simplify right side
    136,576,107.60x = 23,146,197,785,406,424
  5. Step 5: Solve for x
    x = 23,146,197,785,406,424/136,576,107.60
  6. Step 6: Final answer
    x = 169,474,721.40

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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.