Home / 335,916,438.86-463,763,536.60-298,643,769.16

Finding the Fourth Proportional to 335,916,438.86, 463,763,536.60 and 298,643,769.16

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Solution

The fourth proportional to 335,916,438.86, 463,763,536.60 and 298,643,769.16 is: 412,305,188.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,916,438.86 : 463,763,536.60 = 298,643,769.16 : x
  2. Step 2: Convert to fraction form
    335,916,438.86/463,763,536.60 = 298,643,769.16/x
  3. Step 3: Cross multiply
    335,916,438.86x = 463,763,536.60 × 298,643,769.16
  4. Step 4: Simplify right side
    335,916,438.86x = 138,500,090,569,195,632
  5. Step 5: Solve for x
    x = 138,500,090,569,195,632/335,916,438.86
  6. Step 6: Final answer
    x = 412,305,188.28

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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.