Home / 110,639,346.30-165,959,019.45-53,243,718.30

Finding the Fourth Proportional to 110,639,346.30, 165,959,019.45 and 53,243,718.30

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Solution

The fourth proportional to 110,639,346.30, 165,959,019.45 and 53,243,718.30 is: 79,865,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,639,346.30 : 165,959,019.45 = 53,243,718.30 : x
  2. Step 2: Convert to fraction form
    110,639,346.30/165,959,019.45 = 53,243,718.30/x
  3. Step 3: Cross multiply
    110,639,346.30x = 165,959,019.45 × 53,243,718.30
  4. Step 4: Simplify right side
    110,639,346.30x = 8,836,275,280,940,020
  5. Step 5: Solve for x
    x = 8,836,275,280,940,020/110,639,346.30
  6. Step 6: Final answer
    x = 79,865,577.45

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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.