Home / 304,584,261.76-420,324,024.23-165,351,443.68

Finding the Fourth Proportional to 304,584,261.76, 420,324,024.23 and 165,351,443.68

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Solution

The fourth proportional to 304,584,261.76, 420,324,024.23 and 165,351,443.68 is: 228,183,767.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,584,261.76 : 420,324,024.23 = 165,351,443.68 : x
  2. Step 2: Convert to fraction form
    304,584,261.76/420,324,024.23 = 165,351,443.68/x
  3. Step 3: Cross multiply
    304,584,261.76x = 420,324,024.23 × 165,351,443.68
  4. Step 4: Simplify right side
    304,584,261.76x = 69,501,184,219,817,808
  5. Step 5: Solve for x
    x = 69,501,184,219,817,808/304,584,261.76
  6. Step 6: Final answer
    x = 228,183,767.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.