Home / 61,780,243.17-85,257,378.72-33,904,758.86

Finding the Fourth Proportional to 61,780,243.17, 85,257,378.72 and 33,904,758.86

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Solution

The fourth proportional to 61,780,243.17, 85,257,378.72 and 33,904,758.86 is: 46,788,920.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,780,243.17 : 85,257,378.72 = 33,904,758.86 : x
  2. Step 2: Convert to fraction form
    61,780,243.17/85,257,378.72 = 33,904,758.86/x
  3. Step 3: Cross multiply
    61,780,243.17x = 85,257,378.72 × 33,904,758.86
  4. Step 4: Simplify right side
    61,780,243.17x = 2,890,630,865,941,484.50
  5. Step 5: Solve for x
    x = 2,890,630,865,941,484.50/61,780,243.17
  6. Step 6: Final answer
    x = 46,788,920.17

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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.