Home / 14,767,198,417.52-20,378,734,812.80-8,084,194,982.28

Finding the Fourth Proportional to 14,767,198,417.52, 20,378,734,812.80 and 8,084,194,982.28

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Solution

The fourth proportional to 14,767,198,417.52, 20,378,734,812.80 and 8,084,194,982.28 is: 11,156,189,621.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767,198,417.52 : 20,378,734,812.80 = 8,084,194,982.28 : x
  2. Step 2: Convert to fraction form
    14,767,198,417.52/20,378,734,812.80 = 8,084,194,982.28/x
  3. Step 3: Cross multiply
    14,767,198,417.52x = 20,378,734,812.80 × 8,084,194,982.28
  4. Step 4: Simplify right side
    14,767,198,417.52x = 164,745,665,718,852,517,888
  5. Step 5: Solve for x
    x = 164,745,665,718,852,517,888/14,767,198,417.52
  6. Step 6: Final answer
    x = 11,156,189,621.14

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.