Home / 102,580,144.81-153,898,983.56-41,212,396.69

Finding the Fourth Proportional to 102,580,144.81, 153,898,983.56 and 41,212,396.69

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Solution

The fourth proportional to 102,580,144.81, 153,898,983.56 and 41,212,396.69 is: 61,830,152.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,580,144.81 : 153,898,983.56 = 41,212,396.69 : x
  2. Step 2: Convert to fraction form
    102,580,144.81/153,898,983.56 = 41,212,396.69/x
  3. Step 3: Cross multiply
    102,580,144.81x = 153,898,983.56 × 41,212,396.69
  4. Step 4: Simplify right side
    102,580,144.81x = 6,342,545,960,662,508
  5. Step 5: Solve for x
    x = 6,342,545,960,662,508/102,580,144.81
  6. Step 6: Final answer
    x = 61,830,152.15

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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.