Home / 428,053,202.49-590,716,442.75-232,482,914.49

Finding the Fourth Proportional to 428,053,202.49, 590,716,442.75 and 232,482,914.49

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Solution

The fourth proportional to 428,053,202.49, 590,716,442.75 and 232,482,914.49 is: 320,828,064.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,053,202.49 : 590,716,442.75 = 232,482,914.49 : x
  2. Step 2: Convert to fraction form
    428,053,202.49/590,716,442.75 = 232,482,914.49/x
  3. Step 3: Cross multiply
    428,053,202.49x = 590,716,442.75 × 232,482,914.49
  4. Step 4: Simplify right side
    428,053,202.49x = 137,331,480,246,522,816
  5. Step 5: Solve for x
    x = 137,331,480,246,522,816/428,053,202.49
  6. Step 6: Final answer
    x = 320,828,064.01

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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.