Home / 10,783,761,871.60-16,175,642,807.40-9,042,336,002.80

Finding the Fourth Proportional to 10,783,761,871.60, 16,175,642,807.40 and 9,042,336,002.80

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Solution

The fourth proportional to 10,783,761,871.60, 16,175,642,807.40 and 9,042,336,002.80 is: 13,563,504,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,761,871.60 : 16,175,642,807.40 = 9,042,336,002.80 : x
  2. Step 2: Convert to fraction form
    10,783,761,871.60/16,175,642,807.40 = 9,042,336,002.80/x
  3. Step 3: Cross multiply
    10,783,761,871.60x = 16,175,642,807.40 × 9,042,336,002.80
  4. Step 4: Simplify right side
    10,783,761,871.60x = 146,265,597,325,785,874,432
  5. Step 5: Solve for x
    x = 146,265,597,325,785,874,432/10,783,761,871.60
  6. Step 6: Final answer
    x = 13,563,504,004.20

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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.