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Finding the Fourth Proportional to 615,381,644.40, 923,072,466.60 and 184,560,140.40

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Solution

The fourth proportional to 615,381,644.40, 923,072,466.60 and 184,560,140.40 is: 276,840,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,381,644.40 : 923,072,466.60 = 184,560,140.40 : x
  2. Step 2: Convert to fraction form
    615,381,644.40/923,072,466.60 = 184,560,140.40/x
  3. Step 3: Cross multiply
    615,381,644.40x = 923,072,466.60 × 184,560,140.40
  4. Step 4: Simplify right side
    615,381,644.40x = 170,362,384,035,070,336
  5. Step 5: Solve for x
    x = 170,362,384,035,070,336/615,381,644.40
  6. Step 6: Final answer
    x = 276,840,210.60

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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.