Home / 365,590,612.92-504,515,045.81-208,961,082.92

Finding the Fourth Proportional to 365,590,612.92, 504,515,045.81 and 208,961,082.92

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Solution

The fourth proportional to 365,590,612.92, 504,515,045.81 and 208,961,082.92 is: 288,366,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,590,612.92 : 504,515,045.81 = 208,961,082.92 : x
  2. Step 2: Convert to fraction form
    365,590,612.92/504,515,045.81 = 208,961,082.92/x
  3. Step 3: Cross multiply
    365,590,612.92x = 504,515,045.81 × 208,961,082.92
  4. Step 4: Simplify right side
    365,590,612.92x = 105,424,010,323,674,704
  5. Step 5: Solve for x
    x = 105,424,010,323,674,704/365,590,612.92
  6. Step 6: Final answer
    x = 288,366,294.42

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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.