Home / 291,906,847.46-402,831,186.58-164,774,291.43

Finding the Fourth Proportional to 291,906,847.46, 402,831,186.58 and 164,774,291.43

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Solution

The fourth proportional to 291,906,847.46, 402,831,186.58 and 164,774,291.43 is: 227,388,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,906,847.46 : 402,831,186.58 = 164,774,291.43 : x
  2. Step 2: Convert to fraction form
    291,906,847.46/402,831,186.58 = 164,774,291.43/x
  3. Step 3: Cross multiply
    291,906,847.46x = 402,831,186.58 × 164,774,291.43
  4. Step 4: Simplify right side
    291,906,847.46x = 66,376,223,333,148,232
  5. Step 5: Solve for x
    x = 66,376,223,333,148,232/291,906,847.46
  6. Step 6: Final answer
    x = 227,388,373.76

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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.