Home / 291,094,276.28-401,699,553.66-158,932,838.36

Finding the Fourth Proportional to 291,094,276.28, 401,699,553.66 and 158,932,838.36

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Solution

The fourth proportional to 291,094,276.28, 401,699,553.66 and 158,932,838.36 is: 219,321,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,094,276.28 : 401,699,553.66 = 158,932,838.36 : x
  2. Step 2: Convert to fraction form
    291,094,276.28/401,699,553.66 = 158,932,838.36/x
  3. Step 3: Cross multiply
    291,094,276.28x = 401,699,553.66 × 158,932,838.36
  4. Step 4: Simplify right side
    291,094,276.28x = 63,843,250,231,128,936
  5. Step 5: Solve for x
    x = 63,843,250,231,128,936/291,094,276.28
  6. Step 6: Final answer
    x = 219,321,558.11

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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.