Home / 314,928,375.10-472,392,562.65-284,795,670.40

Finding the Fourth Proportional to 314,928,375.10, 472,392,562.65 and 284,795,670.40

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Solution

The fourth proportional to 314,928,375.10, 472,392,562.65 and 284,795,670.40 is: 427,193,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,375.10 : 472,392,562.65 = 284,795,670.40 : x
  2. Step 2: Convert to fraction form
    314,928,375.10/472,392,562.65 = 284,795,670.40/x
  3. Step 3: Cross multiply
    314,928,375.10x = 472,392,562.65 × 284,795,670.40
  4. Step 4: Simplify right side
    314,928,375.10x = 134,535,356,571,880,736
  5. Step 5: Solve for x
    x = 134,535,356,571,880,736/314,928,375.10
  6. Step 6: Final answer
    x = 427,193,505.60

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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.