Home / 393,449,673.60-590,174,510.40-382,112,265.60

Finding the Fourth Proportional to 393,449,673.60, 590,174,510.40 and 382,112,265.60

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Solution

The fourth proportional to 393,449,673.60, 590,174,510.40 and 382,112,265.60 is: 573,168,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,449,673.60 : 590,174,510.40 = 382,112,265.60 : x
  2. Step 2: Convert to fraction form
    393,449,673.60/590,174,510.40 = 382,112,265.60/x
  3. Step 3: Cross multiply
    393,449,673.60x = 590,174,510.40 × 382,112,265.60
  4. Step 4: Simplify right side
    393,449,673.60x = 225,512,919,268,314,752
  5. Step 5: Solve for x
    x = 225,512,919,268,314,752/393,449,673.60
  6. Step 6: Final answer
    x = 573,168,398.40

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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.