Home / 531,445,868.51-733,395,755.18-296,496,565.12

Finding the Fourth Proportional to 531,445,868.51, 733,395,755.18 and 296,496,565.12

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Solution

The fourth proportional to 531,445,868.51, 733,395,755.18 and 296,496,565.12 is: 409,165,514.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,445,868.51 : 733,395,755.18 = 296,496,565.12 : x
  2. Step 2: Convert to fraction form
    531,445,868.51/733,395,755.18 = 296,496,565.12/x
  3. Step 3: Cross multiply
    531,445,868.51x = 733,395,755.18 × 296,496,565.12
  4. Step 4: Simplify right side
    531,445,868.51x = 217,449,322,286,116,416
  5. Step 5: Solve for x
    x = 217,449,322,286,116,416/531,445,868.51
  6. Step 6: Final answer
    x = 409,165,514.63

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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.