Home / 18,729,548,024.58-28,094,331,484.71-5,643,344,840.58

Finding the Fourth Proportional to 18,729,548,024.58, 28,094,331,484.71 and 5,643,344,840.58

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Solution

The fourth proportional to 18,729,548,024.58, 28,094,331,484.71 and 5,643,344,840.58 is: 8,465,020,107.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729,548,024.58 : 28,094,331,484.71 = 5,643,344,840.58 : x
  2. Step 2: Convert to fraction form
    18,729,548,024.58/28,094,331,484.71 = 5,643,344,840.58/x
  3. Step 3: Cross multiply
    18,729,548,024.58x = 28,094,331,484.71 × 5,643,344,840.58
  4. Step 4: Simplify right side
    18,729,548,024.58x = 158,546,000,633,782,435,840
  5. Step 5: Solve for x
    x = 158,546,000,633,782,435,840/18,729,548,024.58
  6. Step 6: Final answer
    x = 8,465,020,107.57

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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.