Home / 143,018,462.45-214,528,416.79-44,641,922.52

Finding the Fourth Proportional to 143,018,462.45, 214,528,416.79 and 44,641,922.52

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Solution

The fourth proportional to 143,018,462.45, 214,528,416.79 and 44,641,922.52 is: 66,963,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,018,462.45 : 214,528,416.79 = 44,641,922.52 : x
  2. Step 2: Convert to fraction form
    143,018,462.45/214,528,416.79 = 44,641,922.52/x
  3. Step 3: Cross multiply
    143,018,462.45x = 214,528,416.79 × 44,641,922.52
  4. Step 4: Simplify right side
    143,018,462.45x = 9,576,960,960,677,448
  5. Step 5: Solve for x
    x = 9,576,960,960,677,448/143,018,462.45
  6. Step 6: Final answer
    x = 66,963,109.49

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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.