Home / 557,914,968.64-769,602,050.40-348,708,036.16

Finding the Fourth Proportional to 557,914,968.64, 769,602,050.40 and 348,708,036.16

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Solution

The fourth proportional to 557,914,968.64, 769,602,050.40 and 348,708,036.16 is: 481,016,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,914,968.64 : 769,602,050.40 = 348,708,036.16 : x
  2. Step 2: Convert to fraction form
    557,914,968.64/769,602,050.40 = 348,708,036.16/x
  3. Step 3: Cross multiply
    557,914,968.64x = 769,602,050.40 × 348,708,036.16
  4. Step 4: Simplify right side
    557,914,968.64x = 268,366,419,619,693,344
  5. Step 5: Solve for x
    x = 268,366,419,619,693,344/557,914,968.64
  6. Step 6: Final answer
    x = 481,016,704.52

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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.