Home / 185,527,020.20-278,322,023.10-56,133,602.60

Finding the Fourth Proportional to 185,527,020.20, 278,322,023.10 and 56,133,602.60

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Solution

The fourth proportional to 185,527,020.20, 278,322,023.10 and 56,133,602.60 is: 84,209,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,527,020.20 : 278,322,023.10 = 56,133,602.60 : x
  2. Step 2: Convert to fraction form
    185,527,020.20/278,322,023.10 = 56,133,602.60/x
  3. Step 3: Cross multiply
    185,527,020.20x = 278,322,023.10 × 56,133,602.60
  4. Step 4: Simplify right side
    185,527,020.20x = 15,623,217,839,523,422
  5. Step 5: Solve for x
    x = 15,623,217,839,523,422/185,527,020.20
  6. Step 6: Final answer
    x = 84,209,932.45

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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.