Home / 136,172,905.07-204,237,432-39,106,535.01

Finding the Fourth Proportional to 136,172,905.07, 204,237,432 and 39,106,535.01

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Solution

The fourth proportional to 136,172,905.07, 204,237,432 and 39,106,535.01 is: 58,653,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,172,905.07 : 204,237,432 = 39,106,535.01 : x
  2. Step 2: Convert to fraction form
    136,172,905.07/204,237,432 = 39,106,535.01/x
  3. Step 3: Cross multiply
    136,172,905.07x = 204,237,432 × 39,106,535.01
  4. Step 4: Simplify right side
    136,172,905.07x = 7,987,018,284,860,494
  5. Step 5: Solve for x
    x = 7,987,018,284,860,494/136,172,905.07
  6. Step 6: Final answer
    x = 58,653,505.86

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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.