Home / 275,970,305.43-414,139,544.93-143,145,577.08

Finding the Fourth Proportional to 275,970,305.43, 414,139,544.93 and 143,145,577.08

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Solution

The fourth proportional to 275,970,305.43, 414,139,544.93 and 143,145,577.08 is: 214,813,851.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,970,305.43 : 414,139,544.93 = 143,145,577.08 : x
  2. Step 2: Convert to fraction form
    275,970,305.43/414,139,544.93 = 143,145,577.08/x
  3. Step 3: Cross multiply
    275,970,305.43x = 414,139,544.93 × 143,145,577.08
  4. Step 4: Simplify right side
    275,970,305.43x = 59,282,244,151,011,312
  5. Step 5: Solve for x
    x = 59,282,244,151,011,312/275,970,305.43
  6. Step 6: Final answer
    x = 214,813,851.29

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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.