Home / 5,171,953,941.05-7,137,296,165.54-2,793,091,649.38

Finding the Fourth Proportional to 5,171,953,941.05, 7,137,296,165.54 and 2,793,091,649.38

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Solution

The fourth proportional to 5,171,953,941.05, 7,137,296,165.54 and 2,793,091,649.38 is: 3,854,466,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,953,941.05 : 7,137,296,165.54 = 2,793,091,649.38 : x
  2. Step 2: Convert to fraction form
    5,171,953,941.05/7,137,296,165.54 = 2,793,091,649.38/x
  3. Step 3: Cross multiply
    5,171,953,941.05x = 7,137,296,165.54 × 2,793,091,649.38
  4. Step 4: Simplify right side
    5,171,953,941.05x = 19,935,122,319,110,807,552
  5. Step 5: Solve for x
    x = 19,935,122,319,110,807,552/5,171,953,941.05
  6. Step 6: Final answer
    x = 3,854,466,328.65

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1.5x scale

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.