Home / 177,147,143.90-265,720,715.85-164,233,127.60

Finding the Fourth Proportional to 177,147,143.90, 265,720,715.85 and 164,233,127.60

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Solution

The fourth proportional to 177,147,143.90, 265,720,715.85 and 164,233,127.60 is: 246,349,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,143.90 : 265,720,715.85 = 164,233,127.60 : x
  2. Step 2: Convert to fraction form
    177,147,143.90/265,720,715.85 = 164,233,127.60/x
  3. Step 3: Cross multiply
    177,147,143.90x = 265,720,715.85 × 164,233,127.60
  4. Step 4: Simplify right side
    177,147,143.90x = 43,640,144,232,156,392
  5. Step 5: Solve for x
    x = 43,640,144,232,156,392/177,147,143.90
  6. Step 6: Final answer
    x = 246,349,691.40

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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.