Home / 73,734,436,784.93-110,589,180,436.44-20,663,255,509.29

Finding the Fourth Proportional to 73,734,436,784.93, 110,589,180,436.44 and 20,663,255,509.29

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Solution

The fourth proportional to 73,734,436,784.93, 110,589,180,436.44 and 20,663,255,509.29 is: 30,991,387,356.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,734,436,784.93 : 110,589,180,436.44 = 20,663,255,509.29 : x
  2. Step 2: Convert to fraction form
    73,734,436,784.93/110,589,180,436.44 = 20,663,255,509.29/x
  3. Step 3: Cross multiply
    73,734,436,784.93x = 110,589,180,436.44 × 20,663,255,509.29
  4. Step 4: Simplify right side
    73,734,436,784.93x = 2,285,132,491,921,134,977,024
  5. Step 5: Solve for x
    x = 2,285,132,491,921,134,977,024/73,734,436,784.93
  6. Step 6: Final answer
    x = 30,991,387,356.58

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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.