Home / 1,339,885,038.42-1,847,758,121.70-887,046,174.42

Finding the Fourth Proportional to 1,339,885,038.42, 1,847,758,121.70 and 887,046,174.42

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Solution

The fourth proportional to 1,339,885,038.42, 1,847,758,121.70 and 887,046,174.42 is: 1,223,274,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,885,038.42 : 1,847,758,121.70 = 887,046,174.42 : x
  2. Step 2: Convert to fraction form
    1,339,885,038.42/1,847,758,121.70 = 887,046,174.42/x
  3. Step 3: Cross multiply
    1,339,885,038.42x = 1,847,758,121.70 × 887,046,174.42
  4. Step 4: Simplify right side
    1,339,885,038.42x = 1,639,046,773,107,469,824
  5. Step 5: Solve for x
    x = 1,639,046,773,107,469,824/1,339,885,038.42
  6. Step 6: Final answer
    x = 1,223,274,181.07

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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.