Home / 275,663,259.40-413,494,889.10-178,090,691.80

Finding the Fourth Proportional to 275,663,259.40, 413,494,889.10 and 178,090,691.80

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Solution

The fourth proportional to 275,663,259.40, 413,494,889.10 and 178,090,691.80 is: 267,136,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,663,259.40 : 413,494,889.10 = 178,090,691.80 : x
  2. Step 2: Convert to fraction form
    275,663,259.40/413,494,889.10 = 178,090,691.80/x
  3. Step 3: Cross multiply
    275,663,259.40x = 413,494,889.10 × 178,090,691.80
  4. Step 4: Simplify right side
    275,663,259.40x = 73,639,590,855,583,296
  5. Step 5: Solve for x
    x = 73,639,590,855,583,296/275,663,259.40
  6. Step 6: Final answer
    x = 267,136,037.70

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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.