Home / 242,297,764.80-363,446,647.20-146,746,276.80

Finding the Fourth Proportional to 242,297,764.80, 363,446,647.20 and 146,746,276.80

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Solution

The fourth proportional to 242,297,764.80, 363,446,647.20 and 146,746,276.80 is: 220,119,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,297,764.80 : 363,446,647.20 = 146,746,276.80 : x
  2. Step 2: Convert to fraction form
    242,297,764.80/363,446,647.20 = 146,746,276.80/x
  3. Step 3: Cross multiply
    242,297,764.80x = 363,446,647.20 × 146,746,276.80
  4. Step 4: Simplify right side
    242,297,764.80x = 53,334,442,292,043,144
  5. Step 5: Solve for x
    x = 53,334,442,292,043,144/242,297,764.80
  6. Step 6: Final answer
    x = 220,119,415.20

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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.