Home / 163,310,900.10-244,966,350.15-72,434,489.10

Finding the Fourth Proportional to 163,310,900.10, 244,966,350.15 and 72,434,489.10

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Solution

The fourth proportional to 163,310,900.10, 244,966,350.15 and 72,434,489.10 is: 108,651,733.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,310,900.10 : 244,966,350.15 = 72,434,489.10 : x
  2. Step 2: Convert to fraction form
    163,310,900.10/244,966,350.15 = 72,434,489.10/x
  3. Step 3: Cross multiply
    163,310,900.10x = 244,966,350.15 × 72,434,489.10
  4. Step 4: Simplify right side
    163,310,900.10x = 17,744,012,419,806,958
  5. Step 5: Solve for x
    x = 17,744,012,419,806,958/163,310,900.10
  6. Step 6: Final answer
    x = 108,651,733.65

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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.