Home / 235,615,408.80-353,423,113.20-74,057,344.80

Finding the Fourth Proportional to 235,615,408.80, 353,423,113.20 and 74,057,344.80

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Solution

The fourth proportional to 235,615,408.80, 353,423,113.20 and 74,057,344.80 is: 111,086,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,615,408.80 : 353,423,113.20 = 74,057,344.80 : x
  2. Step 2: Convert to fraction form
    235,615,408.80/353,423,113.20 = 74,057,344.80/x
  3. Step 3: Cross multiply
    235,615,408.80x = 353,423,113.20 × 74,057,344.80
  4. Step 4: Simplify right side
    235,615,408.80x = 26,173,577,354,541,828
  5. Step 5: Solve for x
    x = 26,173,577,354,541,828/235,615,408.80
  6. Step 6: Final answer
    x = 111,086,017.20

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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.