Home / 20,169,963,517.10-30,254,945,275.65-6,195,562,989.80

Finding the Fourth Proportional to 20,169,963,517.10, 30,254,945,275.65 and 6,195,562,989.80

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Solution

The fourth proportional to 20,169,963,517.10, 30,254,945,275.65 and 6,195,562,989.80 is: 9,293,344,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,963,517.10 : 30,254,945,275.65 = 6,195,562,989.80 : x
  2. Step 2: Convert to fraction form
    20,169,963,517.10/30,254,945,275.65 = 6,195,562,989.80/x
  3. Step 3: Cross multiply
    20,169,963,517.10x = 30,254,945,275.65 × 6,195,562,989.80
  4. Step 4: Simplify right side
    20,169,963,517.10x = 187,446,419,208,241,512,448
  5. Step 5: Solve for x
    x = 187,446,419,208,241,512,448/20,169,963,517.10
  6. Step 6: Final answer
    x = 9,293,344,484.70

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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.