Home / 1,747,619,350.40-2,622,436,795.20-657,884,489.60

Finding the Fourth Proportional to 1,747,619,350.40, 2,622,436,795.20 and 657,884,489.60

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Solution

The fourth proportional to 1,747,619,350.40, 2,622,436,795.20 and 657,884,489.60 is: 987,206,105.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,619,350.40 : 2,622,436,795.20 = 657,884,489.60 : x
  2. Step 2: Convert to fraction form
    1,747,619,350.40/2,622,436,795.20 = 657,884,489.60/x
  3. Step 3: Cross multiply
    1,747,619,350.40x = 2,622,436,795.20 × 657,884,489.60
  4. Step 4: Simplify right side
    1,747,619,350.40x = 1,725,260,492,518,411,776
  5. Step 5: Solve for x
    x = 1,725,260,492,518,411,776/1,747,619,350.40
  6. Step 6: Final answer
    x = 987,206,105.34

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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.