Home / 453,776,873.72-680,522,532.34-146,997,810.68

Finding the Fourth Proportional to 453,776,873.72, 680,522,532.34 and 146,997,810.68

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Solution

The fourth proportional to 453,776,873.72, 680,522,532.34 and 146,997,810.68 is: 220,450,464.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,776,873.72 : 680,522,532.34 = 146,997,810.68 : x
  2. Step 2: Convert to fraction form
    453,776,873.72/680,522,532.34 = 146,997,810.68/x
  3. Step 3: Cross multiply
    453,776,873.72x = 680,522,532.34 × 146,997,810.68
  4. Step 4: Simplify right side
    453,776,873.72x = 100,035,322,372,389,504
  5. Step 5: Solve for x
    x = 100,035,322,372,389,504/453,776,873.72
  6. Step 6: Final answer
    x = 220,450,464.02

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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.