Home / 2,870,790,438-3,961,692,398.64-1,550,691,006.96

Finding the Fourth Proportional to 2,870,790,438, 3,961,692,398.64 and 1,550,691,006.96

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Solution

The fourth proportional to 2,870,790,438, 3,961,692,398.64 and 1,550,691,006.96 is: 2,139,954,450.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,790,438 : 3,961,692,398.64 = 1,550,691,006.96 : x
  2. Step 2: Convert to fraction form
    2,870,790,438/3,961,692,398.64 = 1,550,691,006.96/x
  3. Step 3: Cross multiply
    2,870,790,438x = 3,961,692,398.64 × 1,550,691,006.96
  4. Step 4: Simplify right side
    2,870,790,438x = 6,143,360,774,912,839,680
  5. Step 5: Solve for x
    x = 6,143,360,774,912,839,680/2,870,790,438
  6. Step 6: Final answer
    x = 2,139,954,450.73

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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.