Home / 106,831,268.40-160,414,864.20-61,481,636.40

Finding the Fourth Proportional to 106,831,268.40, 160,414,864.20 and 61,481,636.40

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Solution

The fourth proportional to 106,831,268.40, 160,414,864.20 and 61,481,636.40 is: 92,319,116.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,831,268.40 : 160,414,864.20 = 61,481,636.40 : x
  2. Step 2: Convert to fraction form
    106,831,268.40/160,414,864.20 = 61,481,636.40/x
  3. Step 3: Cross multiply
    106,831,268.40x = 160,414,864.20 × 61,481,636.40
  4. Step 4: Simplify right side
    106,831,268.40x = 9,862,568,353,899,776
  5. Step 5: Solve for x
    x = 9,862,568,353,899,776/106,831,268.40
  6. Step 6: Final answer
    x = 92,319,116.88

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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.