Home / 365,590,603.28-504,515,032.52-208,961,073.29

Finding the Fourth Proportional to 365,590,603.28, 504,515,032.52 and 208,961,073.29

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Solution

The fourth proportional to 365,590,603.28, 504,515,032.52 and 208,961,073.29 is: 288,366,281.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,590,603.28 : 504,515,032.52 = 208,961,073.29 : x
  2. Step 2: Convert to fraction form
    365,590,603.28/504,515,032.52 = 208,961,073.29/x
  3. Step 3: Cross multiply
    365,590,603.28x = 504,515,032.52 × 208,961,073.29
  4. Step 4: Simplify right side
    365,590,603.28x = 105,424,002,686,318,448
  5. Step 5: Solve for x
    x = 105,424,002,686,318,448/365,590,603.28
  6. Step 6: Final answer
    x = 288,366,281.14

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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.