Home / 89,520,702.12-123,533,519.58-50,364,129.24

Finding the Fourth Proportional to 89,520,702.12, 123,533,519.58 and 50,364,129.24

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Solution

The fourth proportional to 89,520,702.12, 123,533,519.58 and 50,364,129.24 is: 69,499,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,520,702.12 : 123,533,519.58 = 50,364,129.24 : x
  2. Step 2: Convert to fraction form
    89,520,702.12/123,533,519.58 = 50,364,129.24/x
  3. Step 3: Cross multiply
    89,520,702.12x = 123,533,519.58 × 50,364,129.24
  4. Step 4: Simplify right side
    89,520,702.12x = 6,221,658,145,599,191
  5. Step 5: Solve for x
    x = 6,221,658,145,599,191/89,520,702.12
  6. Step 6: Final answer
    x = 69,499,657.60

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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.