Home / 493,568,085.60-740,352,128.40-251,703,381.60

Finding the Fourth Proportional to 493,568,085.60, 740,352,128.40 and 251,703,381.60

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Solution

The fourth proportional to 493,568,085.60, 740,352,128.40 and 251,703,381.60 is: 377,555,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,568,085.60 : 740,352,128.40 = 251,703,381.60 : x
  2. Step 2: Convert to fraction form
    493,568,085.60/740,352,128.40 = 251,703,381.60/x
  3. Step 3: Cross multiply
    493,568,085.60x = 740,352,128.40 × 251,703,381.60
  4. Step 4: Simplify right side
    493,568,085.60x = 186,349,134,293,037,376
  5. Step 5: Solve for x
    x = 186,349,134,293,037,376/493,568,085.60
  6. Step 6: Final answer
    x = 377,555,072.40

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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.