Home / 698,520,447.54-1,047,780,672.26-283,900,127.49

Finding the Fourth Proportional to 698,520,447.54, 1,047,780,672.26 and 283,900,127.49

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Solution

The fourth proportional to 698,520,447.54, 1,047,780,672.26 and 283,900,127.49 is: 425,850,191.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,520,447.54 : 1,047,780,672.26 = 283,900,127.49 : x
  2. Step 2: Convert to fraction form
    698,520,447.54/1,047,780,672.26 = 283,900,127.49/x
  3. Step 3: Cross multiply
    698,520,447.54x = 1,047,780,672.26 × 283,900,127.49
  4. Step 4: Simplify right side
    698,520,447.54x = 297,465,066,434,752,384
  5. Step 5: Solve for x
    x = 297,465,066,434,752,384/698,520,447.54
  6. Step 6: Final answer
    x = 425,850,191.62

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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.