Home / 128,304,203.60-192,456,305.40-32,566,091.60

Finding the Fourth Proportional to 128,304,203.60, 192,456,305.40 and 32,566,091.60

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Solution

The fourth proportional to 128,304,203.60, 192,456,305.40 and 32,566,091.60 is: 48,849,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,304,203.60 : 192,456,305.40 = 32,566,091.60 : x
  2. Step 2: Convert to fraction form
    128,304,203.60/192,456,305.40 = 32,566,091.60/x
  3. Step 3: Cross multiply
    128,304,203.60x = 192,456,305.40 × 32,566,091.60
  4. Step 4: Simplify right side
    128,304,203.60x = 6,267,549,670,653,975
  5. Step 5: Solve for x
    x = 6,267,549,670,653,975/128,304,203.60
  6. Step 6: Final answer
    x = 48,849,137.40

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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.