Home / 444,085,404.85-663,429,167.02-287,362,455.22

Finding the Fourth Proportional to 444,085,404.85, 663,429,167.02 and 287,362,455.22

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Solution

The fourth proportional to 444,085,404.85, 663,429,167.02 and 287,362,455.22 is: 429,297,230.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,085,404.85 : 663,429,167.02 = 287,362,455.22 : x
  2. Step 2: Convert to fraction form
    444,085,404.85/663,429,167.02 = 287,362,455.22/x
  3. Step 3: Cross multiply
    444,085,404.85x = 663,429,167.02 × 287,362,455.22
  4. Step 4: Simplify right side
    444,085,404.85x = 190,644,634,299,426,656
  5. Step 5: Solve for x
    x = 190,644,634,299,426,656/444,085,404.85
  6. Step 6: Final answer
    x = 429,297,230.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.