Home / 141,780,952,320.16-195,658,303,691.30-76,675,379,611.30

Finding the Fourth Proportional to 141,780,952,320.16, 195,658,303,691.30 and 76,675,379,611.30

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Solution

The fourth proportional to 141,780,952,320.16, 195,658,303,691.30 and 76,675,379,611.30 is: 105,812,342,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,780,952,320.16 : 195,658,303,691.30 = 76,675,379,611.30 : x
  2. Step 2: Convert to fraction form
    141,780,952,320.16/195,658,303,691.30 = 76,675,379,611.30/x
  3. Step 3: Cross multiply
    141,780,952,320.16x = 195,658,303,691.30 × 76,675,379,611.30
  4. Step 4: Simplify right side
    141,780,952,320.16x = 15,002,174,709,633,447,362,560
  5. Step 5: Solve for x
    x = 15,002,174,709,633,447,362,560/141,780,952,320.16
  6. Step 6: Final answer
    x = 105,812,342,660.51

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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.