Home / 13,449,193,251.54-18,558,665,270.37-7,507,652,428.50

Finding the Fourth Proportional to 13,449,193,251.54, 18,558,665,270.37 and 7,507,652,428.50

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Solution

The fourth proportional to 13,449,193,251.54, 18,558,665,270.37 and 7,507,652,428.50 is: 10,359,878,528.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,449,193,251.54 : 18,558,665,270.37 = 7,507,652,428.50 : x
  2. Step 2: Convert to fraction form
    13,449,193,251.54/18,558,665,270.37 = 7,507,652,428.50/x
  3. Step 3: Cross multiply
    13,449,193,251.54x = 18,558,665,270.37 × 7,507,652,428.50
  4. Step 4: Simplify right side
    13,449,193,251.54x = 139,332,008,386,811,936,768
  5. Step 5: Solve for x
    x = 139,332,008,386,811,936,768/13,449,193,251.54
  6. Step 6: Final answer
    x = 10,359,878,528.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.