Home / 674,978,339.08-931,463,245.86-373,564,237

Finding the Fourth Proportional to 674,978,339.08, 931,463,245.86 and 373,564,237

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Solution

The fourth proportional to 674,978,339.08, 931,463,245.86 and 373,564,237 is: 515,514,849.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,978,339.08 : 931,463,245.86 = 373,564,237 : x
  2. Step 2: Convert to fraction form
    674,978,339.08/931,463,245.86 = 373,564,237/x
  3. Step 3: Cross multiply
    674,978,339.08x = 931,463,245.86 × 373,564,237
  4. Step 4: Simplify right side
    674,978,339.08x = 347,961,356,733,234,304
  5. Step 5: Solve for x
    x = 347,961,356,733,234,304/674,978,339.08
  6. Step 6: Final answer
    x = 515,514,849.27

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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.