Home / 170,688,020.20-256,144,004.70-97,904,660.20

Finding the Fourth Proportional to 170,688,020.20, 256,144,004.70 and 97,904,660.20

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Solution

The fourth proportional to 170,688,020.20, 256,144,004.70 and 97,904,660.20 is: 146,921,217.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,688,020.20 : 256,144,004.70 = 97,904,660.20 : x
  2. Step 2: Convert to fraction form
    170,688,020.20/256,144,004.70 = 97,904,660.20/x
  3. Step 3: Cross multiply
    170,688,020.20x = 256,144,004.70 × 97,904,660.20
  4. Step 4: Simplify right side
    170,688,020.20x = 25,077,691,742,420,704
  5. Step 5: Solve for x
    x = 25,077,691,742,420,704/170,688,020.20
  6. Step 6: Final answer
    x = 146,921,217.51

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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.