Home / 202,397,409.12-303,596,157.48-73,005,008.52

Finding the Fourth Proportional to 202,397,409.12, 303,596,157.48 and 73,005,008.52

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Solution

The fourth proportional to 202,397,409.12, 303,596,157.48 and 73,005,008.52 is: 109,507,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,397,409.12 : 303,596,157.48 = 73,005,008.52 : x
  2. Step 2: Convert to fraction form
    202,397,409.12/303,596,157.48 = 73,005,008.52/x
  3. Step 3: Cross multiply
    202,397,409.12x = 303,596,157.48 × 73,005,008.52
  4. Step 4: Simplify right side
    202,397,409.12x = 22,164,040,063,466,660
  5. Step 5: Solve for x
    x = 22,164,040,063,466,660/202,397,409.12
  6. Step 6: Final answer
    x = 109,507,528.58

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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.