Home / 177,147,145.40-265,720,718.10-164,233,129.10

Finding the Fourth Proportional to 177,147,145.40, 265,720,718.10 and 164,233,129.10

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Solution

The fourth proportional to 177,147,145.40, 265,720,718.10 and 164,233,129.10 is: 246,349,693.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,145.40 : 265,720,718.10 = 164,233,129.10 : x
  2. Step 2: Convert to fraction form
    177,147,145.40/265,720,718.10 = 164,233,129.10/x
  3. Step 3: Cross multiply
    177,147,145.40x = 265,720,718.10 × 164,233,129.10
  4. Step 4: Simplify right side
    177,147,145.40x = 43,640,145,000,262,008
  5. Step 5: Solve for x
    x = 43,640,145,000,262,008/177,147,145.40
  6. Step 6: Final answer
    x = 246,349,693.65

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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.