Home / 2,981,630,665.44-4,114,834,408.02-1,643,517,737.15

Finding the Fourth Proportional to 2,981,630,665.44, 4,114,834,408.02 and 1,643,517,737.15

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Solution

The fourth proportional to 2,981,630,665.44, 4,114,834,408.02 and 1,643,517,737.15 is: 2,268,155,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,630,665.44 : 4,114,834,408.02 = 1,643,517,737.15 : x
  2. Step 2: Convert to fraction form
    2,981,630,665.44/4,114,834,408.02 = 1,643,517,737.15/x
  3. Step 3: Cross multiply
    2,981,630,665.44x = 4,114,834,408.02 × 1,643,517,737.15
  4. Step 4: Simplify right side
    2,981,630,665.44x = 6,762,803,334,995,416,064
  5. Step 5: Solve for x
    x = 6,762,803,334,995,416,064/2,981,630,665.44
  6. Step 6: Final answer
    x = 2,268,155,950.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.