Home / 189,014,570.20-283,521,855.30-156,729,529.45

Finding the Fourth Proportional to 189,014,570.20, 283,521,855.30 and 156,729,529.45

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Solution

The fourth proportional to 189,014,570.20, 283,521,855.30 and 156,729,529.45 is: 235,094,294.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,014,570.20 : 283,521,855.30 = 156,729,529.45 : x
  2. Step 2: Convert to fraction form
    189,014,570.20/283,521,855.30 = 156,729,529.45/x
  3. Step 3: Cross multiply
    189,014,570.20x = 283,521,855.30 × 156,729,529.45
  4. Step 4: Simplify right side
    189,014,570.20x = 44,436,246,969,959,984
  5. Step 5: Solve for x
    x = 44,436,246,969,959,984/189,014,570.20
  6. Step 6: Final answer
    x = 235,094,294.18

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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.