Home / 143,725,822.20-215,620,226.10-46,665,012.60

Finding the Fourth Proportional to 143,725,822.20, 215,620,226.10 and 46,665,012.60

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Solution

The fourth proportional to 143,725,822.20, 215,620,226.10 and 46,665,012.60 is: 70,007,744.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,725,822.20 : 215,620,226.10 = 46,665,012.60 : x
  2. Step 2: Convert to fraction form
    143,725,822.20/215,620,226.10 = 46,665,012.60/x
  3. Step 3: Cross multiply
    143,725,822.20x = 215,620,226.10 × 46,665,012.60
  4. Step 4: Simplify right side
    143,725,822.20x = 10,061,920,567,771,348
  5. Step 5: Solve for x
    x = 10,061,920,567,771,348/143,725,822.20
  6. Step 6: Final answer
    x = 70,007,744.01

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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.