Home / 674,045,297.40-930,101,951.32-372,589,887.18

Finding the Fourth Proportional to 674,045,297.40, 930,101,951.32 and 372,589,887.18

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Solution

The fourth proportional to 674,045,297.40, 930,101,951.32 and 372,589,887.18 is: 514,129,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,045,297.40 : 930,101,951.32 = 372,589,887.18 : x
  2. Step 2: Convert to fraction form
    674,045,297.40/930,101,951.32 = 372,589,887.18/x
  3. Step 3: Cross multiply
    674,045,297.40x = 930,101,951.32 × 372,589,887.18
  4. Step 4: Simplify right side
    674,045,297.40x = 346,546,581,108,216,704
  5. Step 5: Solve for x
    x = 346,546,581,108,216,704/674,045,297.40
  6. Step 6: Final answer
    x = 514,129,513.91

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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.