Home / 744,214,090.24-1,116,235,956.12-198,998,139.52

Finding the Fourth Proportional to 744,214,090.24, 1,116,235,956.12 and 198,998,139.52

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Solution

The fourth proportional to 744,214,090.24, 1,116,235,956.12 and 198,998,139.52 is: 298,474,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,214,090.24 : 1,116,235,956.12 = 198,998,139.52 : x
  2. Step 2: Convert to fraction form
    744,214,090.24/1,116,235,956.12 = 198,998,139.52/x
  3. Step 3: Cross multiply
    744,214,090.24x = 1,116,235,956.12 × 198,998,139.52
  4. Step 4: Simplify right side
    744,214,090.24x = 222,128,878,533,208,352
  5. Step 5: Solve for x
    x = 222,128,878,533,208,352/744,214,090.24
  6. Step 6: Final answer
    x = 298,474,432.89

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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.