Home / 2,889,231,338.90-4,333,847,008.35-2,153,484,881.30

Finding the Fourth Proportional to 2,889,231,338.90, 4,333,847,008.35 and 2,153,484,881.30

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Solution

The fourth proportional to 2,889,231,338.90, 4,333,847,008.35 and 2,153,484,881.30 is: 3,230,227,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,231,338.90 : 4,333,847,008.35 = 2,153,484,881.30 : x
  2. Step 2: Convert to fraction form
    2,889,231,338.90/4,333,847,008.35 = 2,153,484,881.30/x
  3. Step 3: Cross multiply
    2,889,231,338.90x = 4,333,847,008.35 × 2,153,484,881.30
  4. Step 4: Simplify right side
    2,889,231,338.90x = 9,332,874,010,348,961,792
  5. Step 5: Solve for x
    x = 9,332,874,010,348,961,792/2,889,231,338.90
  6. Step 6: Final answer
    x = 3,230,227,321.95

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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.