Home / 5,313,947,989.56-7,967,838,178.96-2,515,893,043.12

Finding the Fourth Proportional to 5,313,947,989.56, 7,967,838,178.96 and 2,515,893,043.12

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Solution

The fourth proportional to 5,313,947,989.56, 7,967,838,178.96 and 2,515,893,043.12 is: 3,772,379,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313,947,989.56 : 7,967,838,178.96 = 2,515,893,043.12 : x
  2. Step 2: Convert to fraction form
    5,313,947,989.56/7,967,838,178.96 = 2,515,893,043.12/x
  3. Step 3: Cross multiply
    5,313,947,989.56x = 7,967,838,178.96 × 2,515,893,043.12
  4. Step 4: Simplify right side
    5,313,947,989.56x = 20,046,228,643,151,392,768
  5. Step 5: Solve for x
    x = 20,046,228,643,151,392,768/5,313,947,989.56
  6. Step 6: Final answer
    x = 3,772,379,534.49

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1.5x scale

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.