Home / 228,281,776.56-313,091,875.26-218,907,074.16

Finding the Fourth Proportional to 228,281,776.56, 313,091,875.26 and 218,907,074.16

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Solution

The fourth proportional to 228,281,776.56, 313,091,875.26 and 218,907,074.16 is: 300,234,330.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,281,776.56 : 313,091,875.26 = 218,907,074.16 : x
  2. Step 2: Convert to fraction form
    228,281,776.56/313,091,875.26 = 218,907,074.16/x
  3. Step 3: Cross multiply
    228,281,776.56x = 313,091,875.26 × 218,907,074.16
  4. Step 4: Simplify right side
    228,281,776.56x = 68,538,026,356,434,288
  5. Step 5: Solve for x
    x = 68,538,026,356,434,288/228,281,776.56
  6. Step 6: Final answer
    x = 300,234,330.52

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.