Home / 13,961,983,895.28-20,942,837,820-6,396,622,651.08

Finding the Fourth Proportional to 13,961,983,895.28, 20,942,837,820 and 6,396,622,651.08

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Solution

The fourth proportional to 13,961,983,895.28, 20,942,837,820 and 6,396,622,651.08 is: 9,594,870,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961,983,895.28 : 20,942,837,820 = 6,396,622,651.08 : x
  2. Step 2: Convert to fraction form
    13,961,983,895.28/20,942,837,820 = 6,396,622,651.08/x
  3. Step 3: Cross multiply
    13,961,983,895.28x = 20,942,837,820 × 6,396,622,651.08
  4. Step 4: Simplify right side
    13,961,983,895.28x = 133,963,430,777,306,890,240
  5. Step 5: Solve for x
    x = 133,963,430,777,306,890,240/13,961,983,895.28
  6. Step 6: Final answer
    x = 9,594,870,742.02

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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.