Home / 22,420,718,417.51-33,631,109,994.12-9,155,976,698.64

Finding the Fourth Proportional to 22,420,718,417.51, 33,631,109,994.12 and 9,155,976,698.64

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Solution

The fourth proportional to 22,420,718,417.51, 33,631,109,994.12 and 9,155,976,698.64 is: 13,733,978,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,420,718,417.51 : 33,631,109,994.12 = 9,155,976,698.64 : x
  2. Step 2: Convert to fraction form
    22,420,718,417.51/33,631,109,994.12 = 9,155,976,698.64/x
  3. Step 3: Cross multiply
    22,420,718,417.51x = 33,631,109,994.12 × 9,155,976,698.64
  4. Step 4: Simplify right side
    22,420,718,417.51x = 307,925,659,455,558,582,272
  5. Step 5: Solve for x
    x = 307,925,659,455,558,582,272/22,420,718,417.51
  6. Step 6: Final answer
    x = 13,733,978,266.06

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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.