Home / 404,742,576.30-607,113,787.86-220,664,847.66

Finding the Fourth Proportional to 404,742,576.30, 607,113,787.86 and 220,664,847.66

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Solution

The fourth proportional to 404,742,576.30, 607,113,787.86 and 220,664,847.66 is: 330,997,229.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,742,576.30 : 607,113,787.86 = 220,664,847.66 : x
  2. Step 2: Convert to fraction form
    404,742,576.30/607,113,787.86 = 220,664,847.66/x
  3. Step 3: Cross multiply
    404,742,576.30x = 607,113,787.86 × 220,664,847.66
  4. Step 4: Simplify right side
    404,742,576.30x = 133,968,671,510,412,464
  5. Step 5: Solve for x
    x = 133,968,671,510,412,464/404,742,576.30
  6. Step 6: Final answer
    x = 330,997,229.73

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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.