Home / 202,397,403.29-303,596,148.68-73,005,002.65

Finding the Fourth Proportional to 202,397,403.29, 303,596,148.68 and 73,005,002.65

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Solution

The fourth proportional to 202,397,403.29, 303,596,148.68 and 73,005,002.65 is: 109,507,519.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,397,403.29 : 303,596,148.68 = 73,005,002.65 : x
  2. Step 2: Convert to fraction form
    202,397,403.29/303,596,148.68 = 73,005,002.65/x
  3. Step 3: Cross multiply
    202,397,403.29x = 303,596,148.68 × 73,005,002.65
  4. Step 4: Simplify right side
    202,397,403.29x = 22,164,037,637,030,188
  5. Step 5: Solve for x
    x = 22,164,037,637,030,188/202,397,403.29
  6. Step 6: Final answer
    x = 109,507,519.74

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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.