Home / 6,390,727,998.30-9,586,091,997.45-2,950,874,430.30

Finding the Fourth Proportional to 6,390,727,998.30, 9,586,091,997.45 and 2,950,874,430.30

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Solution

The fourth proportional to 6,390,727,998.30, 9,586,091,997.45 and 2,950,874,430.30 is: 4,426,311,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,727,998.30 : 9,586,091,997.45 = 2,950,874,430.30 : x
  2. Step 2: Convert to fraction form
    6,390,727,998.30/9,586,091,997.45 = 2,950,874,430.30/x
  3. Step 3: Cross multiply
    6,390,727,998.30x = 9,586,091,997.45 × 2,950,874,430.30
  4. Step 4: Simplify right side
    6,390,727,998.30x = 28,287,353,761,778,663,424
  5. Step 5: Solve for x
    x = 28,287,353,761,778,663,424/6,390,727,998.30
  6. Step 6: Final answer
    x = 4,426,311,645.45

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Double scale
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1.5x scale

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.