Home / 190,029,102.40-285,043,653.60-162,819,323.20

Finding the Fourth Proportional to 190,029,102.40, 285,043,653.60 and 162,819,323.20

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Solution

The fourth proportional to 190,029,102.40, 285,043,653.60 and 162,819,323.20 is: 244,228,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,029,102.40 : 285,043,653.60 = 162,819,323.20 : x
  2. Step 2: Convert to fraction form
    190,029,102.40/285,043,653.60 = 162,819,323.20/x
  3. Step 3: Cross multiply
    190,029,102.40x = 285,043,653.60 × 162,819,323.20
  4. Step 4: Simplify right side
    190,029,102.40x = 46,410,614,761,607,248
  5. Step 5: Solve for x
    x = 46,410,614,761,607,248/190,029,102.40
  6. Step 6: Final answer
    x = 244,228,984.80

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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.