Home / 177,129,539.40-265,694,309.10-156,974,147.40

Finding the Fourth Proportional to 177,129,539.40, 265,694,309.10 and 156,974,147.40

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Solution

The fourth proportional to 177,129,539.40, 265,694,309.10 and 156,974,147.40 is: 235,461,221.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,129,539.40 : 265,694,309.10 = 156,974,147.40 : x
  2. Step 2: Convert to fraction form
    177,129,539.40/265,694,309.10 = 156,974,147.40/x
  3. Step 3: Cross multiply
    177,129,539.40x = 265,694,309.10 × 156,974,147.40
  4. Step 4: Simplify right side
    177,129,539.40x = 41,707,137,640,004,560
  5. Step 5: Solve for x
    x = 41,707,137,640,004,560/177,129,539.40
  6. Step 6: Final answer
    x = 235,461,221.10

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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.