Home / 108,540,341.40-162,763,272.90-35,728,987.80

Finding the Fourth Proportional to 108,540,341.40, 162,763,272.90 and 35,728,987.80

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Solution

The fourth proportional to 108,540,341.40, 162,763,272.90 and 35,728,987.80 is: 53,577,931.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,540,341.40 : 162,763,272.90 = 35,728,987.80 : x
  2. Step 2: Convert to fraction form
    108,540,341.40/162,763,272.90 = 35,728,987.80/x
  3. Step 3: Cross multiply
    108,540,341.40x = 162,763,272.90 × 35,728,987.80
  4. Step 4: Simplify right side
    108,540,341.40x = 5,815,366,991,732,170
  5. Step 5: Solve for x
    x = 5,815,366,991,732,170/108,540,341.40
  6. Step 6: Final answer
    x = 53,577,931.64

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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.