Home / 195,424,009.20-293,136,013.80-178,702,498.80

Finding the Fourth Proportional to 195,424,009.20, 293,136,013.80 and 178,702,498.80

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Solution

The fourth proportional to 195,424,009.20, 293,136,013.80 and 178,702,498.80 is: 268,053,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,424,009.20 : 293,136,013.80 = 178,702,498.80 : x
  2. Step 2: Convert to fraction form
    195,424,009.20/293,136,013.80 = 178,702,498.80/x
  3. Step 3: Cross multiply
    195,424,009.20x = 293,136,013.80 × 178,702,498.80
  4. Step 4: Simplify right side
    195,424,009.20x = 52,384,138,154,331,288
  5. Step 5: Solve for x
    x = 52,384,138,154,331,288/195,424,009.20
  6. Step 6: Final answer
    x = 268,053,748.20

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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.