Home / 263,204,798.83-363,233,969.60-145,730,128.19

Finding the Fourth Proportional to 263,204,798.83, 363,233,969.60 and 145,730,128.19

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Solution

The fourth proportional to 263,204,798.83, 363,233,969.60 and 145,730,128.19 is: 201,113,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,204,798.83 : 363,233,969.60 = 145,730,128.19 : x
  2. Step 2: Convert to fraction form
    263,204,798.83/363,233,969.60 = 145,730,128.19/x
  3. Step 3: Cross multiply
    263,204,798.83x = 363,233,969.60 × 145,730,128.19
  4. Step 4: Simplify right side
    263,204,798.83x = 52,934,132,950,225,744
  5. Step 5: Solve for x
    x = 52,934,132,950,225,744/263,204,798.83
  6. Step 6: Final answer
    x = 201,113,859.57

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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.