Home / 314,928,333.10-472,392,499.65-284,795,628.40

Finding the Fourth Proportional to 314,928,333.10, 472,392,499.65 and 284,795,628.40

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Solution

The fourth proportional to 314,928,333.10, 472,392,499.65 and 284,795,628.40 is: 427,193,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,333.10 : 472,392,499.65 = 284,795,628.40 : x
  2. Step 2: Convert to fraction form
    314,928,333.10/472,392,499.65 = 284,795,628.40/x
  3. Step 3: Cross multiply
    314,928,333.10x = 472,392,499.65 × 284,795,628.40
  4. Step 4: Simplify right side
    314,928,333.10x = 134,535,318,789,268,512
  5. Step 5: Solve for x
    x = 134,535,318,789,268,512/314,928,333.10
  6. Step 6: Final answer
    x = 427,193,442.60

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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.