Home / 170,226,784.80-255,340,177.20-118,270,663.20

Finding the Fourth Proportional to 170,226,784.80, 255,340,177.20 and 118,270,663.20

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Solution

The fourth proportional to 170,226,784.80, 255,340,177.20 and 118,270,663.20 is: 177,405,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,226,784.80 : 255,340,177.20 = 118,270,663.20 : x
  2. Step 2: Convert to fraction form
    170,226,784.80/255,340,177.20 = 118,270,663.20/x
  3. Step 3: Cross multiply
    170,226,784.80x = 255,340,177.20 × 118,270,663.20
  4. Step 4: Simplify right side
    170,226,784.80x = 30,199,252,099,049,520
  5. Step 5: Solve for x
    x = 30,199,252,099,049,520/170,226,784.80
  6. Step 6: Final answer
    x = 177,405,994.80

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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.