Home / 67,281,980.40-92,849,170.08-36,342,149.64

Finding the Fourth Proportional to 67,281,980.40, 92,849,170.08 and 36,342,149.64

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Solution

The fourth proportional to 67,281,980.40, 92,849,170.08 and 36,342,149.64 is: 50,152,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,281,980.40 : 92,849,170.08 = 36,342,149.64 : x
  2. Step 2: Convert to fraction form
    67,281,980.40/92,849,170.08 = 36,342,149.64/x
  3. Step 3: Cross multiply
    67,281,980.40x = 92,849,170.08 × 36,342,149.64
  4. Step 4: Simplify right side
    67,281,980.40x = 3,374,338,432,997,171
  5. Step 5: Solve for x
    x = 3,374,338,432,997,171/67,281,980.40
  6. Step 6: Final answer
    x = 50,152,186.56

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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.