Home / 141,630,186.84-212,319,245.88-55,348,973.88

Finding the Fourth Proportional to 141,630,186.84, 212,319,245.88 and 55,348,973.88

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Solution

The fourth proportional to 141,630,186.84, 212,319,245.88 and 55,348,973.88 is: 82,974,206.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,630,186.84 : 212,319,245.88 = 55,348,973.88 : x
  2. Step 2: Convert to fraction form
    141,630,186.84/212,319,245.88 = 55,348,973.88/x
  3. Step 3: Cross multiply
    141,630,186.84x = 212,319,245.88 × 55,348,973.88
  4. Step 4: Simplify right side
    141,630,186.84x = 11,751,652,394,433,418
  5. Step 5: Solve for x
    x = 11,751,652,394,433,418/141,630,186.84
  6. Step 6: Final answer
    x = 82,974,206.68

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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.