Home / 317,563,333.20-476,344,999.80-314,875,947.60

Finding the Fourth Proportional to 317,563,333.20, 476,344,999.80 and 314,875,947.60

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Solution

The fourth proportional to 317,563,333.20, 476,344,999.80 and 314,875,947.60 is: 472,313,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,563,333.20 : 476,344,999.80 = 314,875,947.60 : x
  2. Step 2: Convert to fraction form
    317,563,333.20/476,344,999.80 = 314,875,947.60/x
  3. Step 3: Cross multiply
    317,563,333.20x = 476,344,999.80 × 314,875,947.60
  4. Step 4: Simplify right side
    317,563,333.20x = 149,989,583,196,546,816
  5. Step 5: Solve for x
    x = 149,989,583,196,546,816/317,563,333.20
  6. Step 6: Final answer
    x = 472,313,921.40

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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.