Home / 6,469,139,151.10-9,705,500,317.05-4,292,356,815.10

Finding the Fourth Proportional to 6,469,139,151.10, 9,705,500,317.05 and 4,292,356,815.10

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Solution

The fourth proportional to 6,469,139,151.10, 9,705,500,317.05 and 4,292,356,815.10 is: 6,439,723,965.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,139,151.10 : 9,705,500,317.05 = 4,292,356,815.10 : x
  2. Step 2: Convert to fraction form
    6,469,139,151.10/9,705,500,317.05 = 4,292,356,815.10/x
  3. Step 3: Cross multiply
    6,469,139,151.10x = 9,705,500,317.05 × 4,292,356,815.10
  4. Step 4: Simplify right side
    6,469,139,151.10x = 41,659,470,429,844,774,912
  5. Step 5: Solve for x
    x = 41,659,470,429,844,774,912/6,469,139,151.10
  6. Step 6: Final answer
    x = 6,439,723,965.86

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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.