Home / 291,906,848.96-402,831,188.65-164,774,292.93

Finding the Fourth Proportional to 291,906,848.96, 402,831,188.65 and 164,774,292.93

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Solution

The fourth proportional to 291,906,848.96, 402,831,188.65 and 164,774,292.93 is: 227,388,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,906,848.96 : 402,831,188.65 = 164,774,292.93 : x
  2. Step 2: Convert to fraction form
    291,906,848.96/402,831,188.65 = 164,774,292.93/x
  3. Step 3: Cross multiply
    291,906,848.96x = 402,831,188.65 × 164,774,292.93
  4. Step 4: Simplify right side
    291,906,848.96x = 66,376,224,279,131,320
  5. Step 5: Solve for x
    x = 66,376,224,279,131,320/291,906,848.96
  6. Step 6: Final answer
    x = 227,388,375.84

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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.