Home / 130,661,312.24-195,991,968.29-48,786,584.51

Finding the Fourth Proportional to 130,661,312.24, 195,991,968.29 and 48,786,584.51

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Solution

The fourth proportional to 130,661,312.24, 195,991,968.29 and 48,786,584.51 is: 73,179,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,661,312.24 : 195,991,968.29 = 48,786,584.51 : x
  2. Step 2: Convert to fraction form
    130,661,312.24/195,991,968.29 = 48,786,584.51/x
  3. Step 3: Cross multiply
    130,661,312.24x = 195,991,968.29 × 48,786,584.51
  4. Step 4: Simplify right side
    130,661,312.24x = 9,561,778,723,037,432
  5. Step 5: Solve for x
    x = 9,561,778,723,037,432/130,661,312.24
  6. Step 6: Final answer
    x = 73,179,876.73

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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.