Home / 422,563,770.22-583,126,751.14-243,941,630.22

Finding the Fourth Proportional to 422,563,770.22, 583,126,751.14 and 243,941,630.22

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Solution

The fourth proportional to 422,563,770.22, 583,126,751.14 and 243,941,630.22 is: 336,632,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,563,770.22 : 583,126,751.14 = 243,941,630.22 : x
  2. Step 2: Convert to fraction form
    422,563,770.22/583,126,751.14 = 243,941,630.22/x
  3. Step 3: Cross multiply
    422,563,770.22x = 583,126,751.14 × 243,941,630.22
  4. Step 4: Simplify right side
    422,563,770.22x = 142,248,890,297,983,840
  5. Step 5: Solve for x
    x = 142,248,890,297,983,840/422,563,770.22
  6. Step 6: Final answer
    x = 336,632,954.18

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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.