Home / 143,540,435.10-215,289,657.45-41,293,811.10

Finding the Fourth Proportional to 143,540,435.10, 215,289,657.45 and 41,293,811.10

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Solution

The fourth proportional to 143,540,435.10, 215,289,657.45 and 41,293,811.10 is: 61,934,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,540,435.10 : 215,289,657.45 = 41,293,811.10 : x
  2. Step 2: Convert to fraction form
    143,540,435.10/215,289,657.45 = 41,293,811.10/x
  3. Step 3: Cross multiply
    143,540,435.10x = 215,289,657.45 × 41,293,811.10
  4. Step 4: Simplify right side
    143,540,435.10x = 8,890,130,446,524,008
  5. Step 5: Solve for x
    x = 8,890,130,446,524,008/143,540,435.10
  6. Step 6: Final answer
    x = 61,934,676.74

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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.