Home / 291,831,322.56-438,797,006.28-269,080,583.64

Finding the Fourth Proportional to 291,831,322.56, 438,797,006.28 and 269,080,583.64

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Solution

The fourth proportional to 291,831,322.56, 438,797,006.28 and 269,080,583.64 is: 404,589,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,831,322.56 : 438,797,006.28 = 269,080,583.64 : x
  2. Step 2: Convert to fraction form
    291,831,322.56/438,797,006.28 = 269,080,583.64/x
  3. Step 3: Cross multiply
    291,831,322.56x = 438,797,006.28 × 269,080,583.64
  4. Step 4: Simplify right side
    291,831,322.56x = 118,071,754,549,307,136
  5. Step 5: Solve for x
    x = 118,071,754,549,307,136/291,831,322.56
  6. Step 6: Final answer
    x = 404,589,039.70

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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.