Home / 1,864,280,012.32-2,796,788,404.86-683,871,454.36

Finding the Fourth Proportional to 1,864,280,012.32, 2,796,788,404.86 and 683,871,454.36

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Solution

The fourth proportional to 1,864,280,012.32, 2,796,788,404.86 and 683,871,454.36 is: 1,025,942,316.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,280,012.32 : 2,796,788,404.86 = 683,871,454.36 : x
  2. Step 2: Convert to fraction form
    1,864,280,012.32/2,796,788,404.86 = 683,871,454.36/x
  3. Step 3: Cross multiply
    1,864,280,012.32x = 2,796,788,404.86 × 683,871,454.36
  4. Step 4: Simplify right side
    1,864,280,012.32x = 1,912,643,753,968,792,832
  5. Step 5: Solve for x
    x = 1,912,643,753,968,792,832/1,864,280,012.32
  6. Step 6: Final answer
    x = 1,025,942,316.24

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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.