Home / 38,436,080,623.24-53,043,976,933.14-21,519,580,180.36

Finding the Fourth Proportional to 38,436,080,623.24, 53,043,976,933.14 and 21,519,580,180.36

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Solution

The fourth proportional to 38,436,080,623.24, 53,043,976,933.14 and 21,519,580,180.36 is: 29,698,244,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,436,080,623.24 : 53,043,976,933.14 = 21,519,580,180.36 : x
  2. Step 2: Convert to fraction form
    38,436,080,623.24/53,043,976,933.14 = 21,519,580,180.36/x
  3. Step 3: Cross multiply
    38,436,080,623.24x = 53,043,976,933.14 × 21,519,580,180.36
  4. Step 4: Simplify right side
    38,436,080,623.24x = 1,141,484,114,697,872,605,184
  5. Step 5: Solve for x
    x = 1,141,484,114,697,872,605,184/38,436,080,623.24
  6. Step 6: Final answer
    x = 29,698,244,362.82

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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.