Home / 5,139,224,679.52-7,094,453,898.12-3,236,782,069.20

Finding the Fourth Proportional to 5,139,224,679.52, 7,094,453,898.12 and 3,236,782,069.20

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Solution

The fourth proportional to 5,139,224,679.52, 7,094,453,898.12 and 3,236,782,069.20 is: 4,468,222,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,224,679.52 : 7,094,453,898.12 = 3,236,782,069.20 : x
  2. Step 2: Convert to fraction form
    5,139,224,679.52/7,094,453,898.12 = 3,236,782,069.20/x
  3. Step 3: Cross multiply
    5,139,224,679.52x = 7,094,453,898.12 × 3,236,782,069.20
  4. Step 4: Simplify right side
    5,139,224,679.52x = 22,963,201,168,200,859,648
  5. Step 5: Solve for x
    x = 22,963,201,168,200,859,648/5,139,224,679.52
  6. Step 6: Final answer
    x = 4,468,222,854.65

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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.