Home / 143,690,003.90-215,535,005.85-41,457,376.70

Finding the Fourth Proportional to 143,690,003.90, 215,535,005.85 and 41,457,376.70

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Solution

The fourth proportional to 143,690,003.90, 215,535,005.85 and 41,457,376.70 is: 62,186,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,690,003.90 : 215,535,005.85 = 41,457,376.70 : x
  2. Step 2: Convert to fraction form
    143,690,003.90/215,535,005.85 = 41,457,376.70/x
  3. Step 3: Cross multiply
    143,690,003.90x = 215,535,005.85 × 41,457,376.70
  4. Step 4: Simplify right side
    143,690,003.90x = 8,935,515,929,560,154
  5. Step 5: Solve for x
    x = 8,935,515,929,560,154/143,690,003.90
  6. Step 6: Final answer
    x = 62,186,065.05

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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.