Home / 144,872,137.10-217,308,205.65-47,842,820.30

Finding the Fourth Proportional to 144,872,137.10, 217,308,205.65 and 47,842,820.30

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Solution

The fourth proportional to 144,872,137.10, 217,308,205.65 and 47,842,820.30 is: 71,764,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,872,137.10 : 217,308,205.65 = 47,842,820.30 : x
  2. Step 2: Convert to fraction form
    144,872,137.10/217,308,205.65 = 47,842,820.30/x
  3. Step 3: Cross multiply
    144,872,137.10x = 217,308,205.65 × 47,842,820.30
  4. Step 4: Simplify right side
    144,872,137.10x = 10,396,637,432,628,394
  5. Step 5: Solve for x
    x = 10,396,637,432,628,394/144,872,137.10
  6. Step 6: Final answer
    x = 71,764,230.45

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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.