Home / 8,116,195,320.41-11,200,349,299.47-4,499,209,893.60

Finding the Fourth Proportional to 8,116,195,320.41, 11,200,349,299.47 and 4,499,209,893.60

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Solution

The fourth proportional to 8,116,195,320.41, 11,200,349,299.47 and 4,499,209,893.60 is: 6,208,909,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116,195,320.41 : 11,200,349,299.47 = 4,499,209,893.60 : x
  2. Step 2: Convert to fraction form
    8,116,195,320.41/11,200,349,299.47 = 4,499,209,893.60/x
  3. Step 3: Cross multiply
    8,116,195,320.41x = 11,200,349,299.47 × 4,499,209,893.60
  4. Step 4: Simplify right side
    8,116,195,320.41x = 50,392,722,379,905,310,720
  5. Step 5: Solve for x
    x = 50,392,722,379,905,310,720/8,116,195,320.41
  6. Step 6: Final answer
    x = 6,208,909,518.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.