Home / 368,050,418.02-507,901,402.74-203,037,943.78

Finding the Fourth Proportional to 368,050,418.02, 507,901,402.74 and 203,037,943.78

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Solution

The fourth proportional to 368,050,418.02, 507,901,402.74 and 203,037,943.78 is: 280,187,853.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,050,418.02 : 507,901,402.74 = 203,037,943.78 : x
  2. Step 2: Convert to fraction form
    368,050,418.02/507,901,402.74 = 203,037,943.78/x
  3. Step 3: Cross multiply
    368,050,418.02x = 507,901,402.74 × 203,037,943.78
  4. Step 4: Simplify right side
    368,050,418.02x = 103,123,256,455,560,432
  5. Step 5: Solve for x
    x = 103,123,256,455,560,432/368,050,418.02
  6. Step 6: Final answer
    x = 280,187,853.09

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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.