Home / 291,094,271.28-401,699,546.76-158,932,833.36

Finding the Fourth Proportional to 291,094,271.28, 401,699,546.76 and 158,932,833.36

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Solution

The fourth proportional to 291,094,271.28, 401,699,546.76 and 158,932,833.36 is: 219,321,551.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,094,271.28 : 401,699,546.76 = 158,932,833.36 : x
  2. Step 2: Convert to fraction form
    291,094,271.28/401,699,546.76 = 158,932,833.36/x
  3. Step 3: Cross multiply
    291,094,271.28x = 401,699,546.76 × 158,932,833.36
  4. Step 4: Simplify right side
    291,094,271.28x = 63,843,247,125,994,616
  5. Step 5: Solve for x
    x = 63,843,247,125,994,616/291,094,271.28
  6. Step 6: Final answer
    x = 219,321,551.21

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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.