Home / 170,356,521.80-255,534,782.70-109,134,518.60

Finding the Fourth Proportional to 170,356,521.80, 255,534,782.70 and 109,134,518.60

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Solution

The fourth proportional to 170,356,521.80, 255,534,782.70 and 109,134,518.60 is: 163,701,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,356,521.80 : 255,534,782.70 = 109,134,518.60 : x
  2. Step 2: Convert to fraction form
    170,356,521.80/255,534,782.70 = 109,134,518.60/x
  3. Step 3: Cross multiply
    170,356,521.80x = 255,534,782.70 × 109,134,518.60
  4. Step 4: Simplify right side
    170,356,521.80x = 27,887,665,495,520,104
  5. Step 5: Solve for x
    x = 27,887,665,495,520,104/170,356,521.80
  6. Step 6: Final answer
    x = 163,701,777.90

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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.