Home / 829,472,057.30-1,244,208,085.95-284,032,313.30

Finding the Fourth Proportional to 829,472,057.30, 1,244,208,085.95 and 284,032,313.30

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Solution

The fourth proportional to 829,472,057.30, 1,244,208,085.95 and 284,032,313.30 is: 426,048,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,472,057.30 : 1,244,208,085.95 = 284,032,313.30 : x
  2. Step 2: Convert to fraction form
    829,472,057.30/1,244,208,085.95 = 284,032,313.30/x
  3. Step 3: Cross multiply
    829,472,057.30x = 1,244,208,085.95 × 284,032,313.30
  4. Step 4: Simplify right side
    829,472,057.30x = 353,395,300,878,943,744
  5. Step 5: Solve for x
    x = 353,395,300,878,943,744/829,472,057.30
  6. Step 6: Final answer
    x = 426,048,469.95

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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.