Home / 291,091,254.42-401,741,156.22-165,673,943.76

Finding the Fourth Proportional to 291,091,254.42, 401,741,156.22 and 165,673,943.76

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Solution

The fourth proportional to 291,091,254.42, 401,741,156.22 and 165,673,943.76 is: 228,650,090.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,091,254.42 : 401,741,156.22 = 165,673,943.76 : x
  2. Step 2: Convert to fraction form
    291,091,254.42/401,741,156.22 = 165,673,943.76/x
  3. Step 3: Cross multiply
    291,091,254.42x = 401,741,156.22 × 165,673,943.76
  4. Step 4: Simplify right side
    291,091,254.42x = 66,558,041,721,669,656
  5. Step 5: Solve for x
    x = 66,558,041,721,669,656/291,091,254.42
  6. Step 6: Final answer
    x = 228,650,090.69

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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.