Home / 95,687,530.40-143,673,013.20-74,146,455.20

Finding the Fourth Proportional to 95,687,530.40, 143,673,013.20 and 74,146,455.20

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Solution

The fourth proportional to 95,687,530.40, 143,673,013.20 and 74,146,455.20 is: 111,329,497.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,687,530.40 : 143,673,013.20 = 74,146,455.20 : x
  2. Step 2: Convert to fraction form
    95,687,530.40/143,673,013.20 = 74,146,455.20/x
  3. Step 3: Cross multiply
    95,687,530.40x = 143,673,013.20 × 74,146,455.20
  4. Step 4: Simplify right side
    95,687,530.40x = 10,652,844,636,682,808
  5. Step 5: Solve for x
    x = 10,652,844,636,682,808/95,687,530.40
  6. Step 6: Final answer
    x = 111,329,497.08

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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.