Home / 11,928,291,007.60-17,892,436,511.40-4,076,569,097.20

Finding the Fourth Proportional to 11,928,291,007.60, 17,892,436,511.40 and 4,076,569,097.20

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Solution

The fourth proportional to 11,928,291,007.60, 17,892,436,511.40 and 4,076,569,097.20 is: 6,114,853,645.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928,291,007.60 : 17,892,436,511.40 = 4,076,569,097.20 : x
  2. Step 2: Convert to fraction form
    11,928,291,007.60/17,892,436,511.40 = 4,076,569,097.20/x
  3. Step 3: Cross multiply
    11,928,291,007.60x = 17,892,436,511.40 × 4,076,569,097.20
  4. Step 4: Simplify right side
    11,928,291,007.60x = 72,939,753,755,986,214,912
  5. Step 5: Solve for x
    x = 72,939,753,755,986,214,912/11,928,291,007.60
  6. Step 6: Final answer
    x = 6,114,853,645.80

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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.