Home / 6,469,139,152.10-9,705,500,318.55-4,292,356,816.10

Finding the Fourth Proportional to 6,469,139,152.10, 9,705,500,318.55 and 4,292,356,816.10

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Solution

The fourth proportional to 6,469,139,152.10, 9,705,500,318.55 and 4,292,356,816.10 is: 6,439,723,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,139,152.10 : 9,705,500,318.55 = 4,292,356,816.10 : x
  2. Step 2: Convert to fraction form
    6,469,139,152.10/9,705,500,318.55 = 4,292,356,816.10/x
  3. Step 3: Cross multiply
    6,469,139,152.10x = 9,705,500,318.55 × 4,292,356,816.10
  4. Step 4: Simplify right side
    6,469,139,152.10x = 41,659,470,445,988,806,656
  5. Step 5: Solve for x
    x = 41,659,470,445,988,806,656/6,469,139,152.10
  6. Step 6: Final answer
    x = 6,439,723,967.36

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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.