Home / 2,578,293,999.60-3,867,440,999.40-854,784,034.80

Finding the Fourth Proportional to 2,578,293,999.60, 3,867,440,999.40 and 854,784,034.80

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Solution

The fourth proportional to 2,578,293,999.60, 3,867,440,999.40 and 854,784,034.80 is: 1,282,176,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,293,999.60 : 3,867,440,999.40 = 854,784,034.80 : x
  2. Step 2: Convert to fraction form
    2,578,293,999.60/3,867,440,999.40 = 854,784,034.80/x
  3. Step 3: Cross multiply
    2,578,293,999.60x = 3,867,440,999.40 × 854,784,034.80
  4. Step 4: Simplify right side
    2,578,293,999.60x = 3,305,826,821,818,076,160
  5. Step 5: Solve for x
    x = 3,305,826,821,818,076,160/2,578,293,999.60
  6. Step 6: Final answer
    x = 1,282,176,052.20

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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.