Home / 42,492,143.40-63,654,234.30-23,288,533.80

Finding the Fourth Proportional to 42,492,143.40, 63,654,234.30 and 23,288,533.80

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Solution

The fourth proportional to 42,492,143.40, 63,654,234.30 and 23,288,533.80 is: 34,886,773.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,492,143.40 : 63,654,234.30 = 23,288,533.80 : x
  2. Step 2: Convert to fraction form
    42,492,143.40/63,654,234.30 = 23,288,533.80/x
  3. Step 3: Cross multiply
    42,492,143.40x = 63,654,234.30 × 23,288,533.80
  4. Step 4: Simplify right side
    42,492,143.40x = 1,482,413,787,008,669.25
  5. Step 5: Solve for x
    x = 1,482,413,787,008,669.25/42,492,143.40
  6. Step 6: Final answer
    x = 34,886,773.61

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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.