Home / 263,528,950.32-363,457,900.22-231,671,002.88

Finding the Fourth Proportional to 263,528,950.32, 363,457,900.22 and 231,671,002.88

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Solution

The fourth proportional to 263,528,950.32, 363,457,900.22 and 231,671,002.88 is: 319,519,567.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,528,950.32 : 363,457,900.22 = 231,671,002.88 : x
  2. Step 2: Convert to fraction form
    263,528,950.32/363,457,900.22 = 231,671,002.88/x
  3. Step 3: Cross multiply
    263,528,950.32x = 363,457,900.22 × 231,671,002.88
  4. Step 4: Simplify right side
    263,528,950.32x = 84,202,656,248,376,656
  5. Step 5: Solve for x
    x = 84,202,656,248,376,656/263,528,950.32
  6. Step 6: Final answer
    x = 319,519,567.57

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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.