Home / 291,106,382,579.42-401,747,596,055.56-160,892,435,953.05

Finding the Fourth Proportional to 291,106,382,579.42, 401,747,596,055.56 and 160,892,435,953.05

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Solution

The fourth proportional to 291,106,382,579.42, 401,747,596,055.56 and 160,892,435,953.05 is: 222,043,051,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,106,382,579.42 : 401,747,596,055.56 = 160,892,435,953.05 : x
  2. Step 2: Convert to fraction form
    291,106,382,579.42/401,747,596,055.56 = 160,892,435,953.05/x
  3. Step 3: Cross multiply
    291,106,382,579.42x = 401,747,596,055.56 × 160,892,435,953.05
  4. Step 4: Simplify right side
    291,106,382,579.42x = 64,638,149,367,660,982,304,768
  5. Step 5: Solve for x
    x = 64,638,149,367,660,982,304,768/291,106,382,579.42
  6. Step 6: Final answer
    x = 222,043,051,048.62

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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.