Home / 297,382,292.69-446,023,962.77-90,071,414.30

Finding the Fourth Proportional to 297,382,292.69, 446,023,962.77 and 90,071,414.30

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Solution

The fourth proportional to 297,382,292.69, 446,023,962.77 and 90,071,414.30 is: 135,092,136.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,382,292.69 : 446,023,962.77 = 90,071,414.30 : x
  2. Step 2: Convert to fraction form
    297,382,292.69/446,023,962.77 = 90,071,414.30/x
  3. Step 3: Cross multiply
    297,382,292.69x = 446,023,962.77 × 90,071,414.30
  4. Step 4: Simplify right side
    297,382,292.69x = 40,174,009,139,049,144
  5. Step 5: Solve for x
    x = 40,174,009,139,049,144/297,382,292.69
  6. Step 6: Final answer
    x = 135,092,136.04

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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.