Home / 141,479,406.07-212,219,109.24-39,243,443.56

Finding the Fourth Proportional to 141,479,406.07, 212,219,109.24 and 39,243,443.56

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Solution

The fourth proportional to 141,479,406.07, 212,219,109.24 and 39,243,443.56 is: 58,865,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,479,406.07 : 212,219,109.24 = 39,243,443.56 : x
  2. Step 2: Convert to fraction form
    141,479,406.07/212,219,109.24 = 39,243,443.56/x
  3. Step 3: Cross multiply
    141,479,406.07x = 212,219,109.24 × 39,243,443.56
  4. Step 4: Simplify right side
    141,479,406.07x = 8,328,208,635,813,415
  5. Step 5: Solve for x
    x = 8,328,208,635,813,415/141,479,406.07
  6. Step 6: Final answer
    x = 58,865,165.38

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1.5x scale

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.