Home / 205,080,169.60-307,620,254.40-97,584,745.60

Finding the Fourth Proportional to 205,080,169.60, 307,620,254.40 and 97,584,745.60

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Solution

The fourth proportional to 205,080,169.60, 307,620,254.40 and 97,584,745.60 is: 146,377,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,080,169.60 : 307,620,254.40 = 97,584,745.60 : x
  2. Step 2: Convert to fraction form
    205,080,169.60/307,620,254.40 = 97,584,745.60/x
  3. Step 3: Cross multiply
    205,080,169.60x = 307,620,254.40 × 97,584,745.60
  4. Step 4: Simplify right side
    205,080,169.60x = 30,019,044,267,031,276
  5. Step 5: Solve for x
    x = 30,019,044,267,031,276/205,080,169.60
  6. Step 6: Final answer
    x = 146,377,118.40

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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.