Home / 2,981,630,663.19-4,114,834,404.90-1,643,517,734.90

Finding the Fourth Proportional to 2,981,630,663.19, 4,114,834,404.90 and 1,643,517,734.90

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Solution

The fourth proportional to 2,981,630,663.19, 4,114,834,404.90 and 1,643,517,734.90 is: 2,268,155,947.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,630,663.19 : 4,114,834,404.90 = 1,643,517,734.90 : x
  2. Step 2: Convert to fraction form
    2,981,630,663.19/4,114,834,404.90 = 1,643,517,734.90/x
  3. Step 3: Cross multiply
    2,981,630,663.19x = 4,114,834,404.90 × 1,643,517,734.90
  4. Step 4: Simplify right side
    2,981,630,663.19x = 6,762,803,320,609,263,616
  5. Step 5: Solve for x
    x = 6,762,803,320,609,263,616/2,981,630,663.19
  6. Step 6: Final answer
    x = 2,268,155,947.05

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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.