Home / 263,603,970.64-363,773,471.61-146,129,003.20

Finding the Fourth Proportional to 263,603,970.64, 363,773,471.61 and 146,129,003.20

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Solution

The fourth proportional to 263,603,970.64, 363,773,471.61 and 146,129,003.20 is: 201,658,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,603,970.64 : 363,773,471.61 = 146,129,003.20 : x
  2. Step 2: Convert to fraction form
    263,603,970.64/363,773,471.61 = 146,129,003.20/x
  3. Step 3: Cross multiply
    263,603,970.64x = 363,773,471.61 × 146,129,003.20
  4. Step 4: Simplify right side
    263,603,970.64x = 53,157,854,796,972,800
  5. Step 5: Solve for x
    x = 53,157,854,796,972,800/263,603,970.64
  6. Step 6: Final answer
    x = 201,658,020.05

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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.