Home / 377,831,975,032.32-521,414,320,174.56-225,598,106,100.48

Finding the Fourth Proportional to 377,831,975,032.32, 521,414,320,174.56 and 225,598,106,100.48

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Solution

The fourth proportional to 377,831,975,032.32, 521,414,320,174.56 and 225,598,106,100.48 is: 311,329,085,144.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,831,975,032.32 : 521,414,320,174.56 = 225,598,106,100.48 : x
  2. Step 2: Convert to fraction form
    377,831,975,032.32/521,414,320,174.56 = 225,598,106,100.48/x
  3. Step 3: Cross multiply
    377,831,975,032.32x = 521,414,320,174.56 × 225,598,106,100.48
  4. Step 4: Simplify right side
    377,831,975,032.32x = 117,630,083,125,050,043,531,264
  5. Step 5: Solve for x
    x = 117,630,083,125,050,043,531,264/377,831,975,032.32
  6. Step 6: Final answer
    x = 311,329,085,144.23

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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.