Home / 684,060,397.71-944,015,442.08-370,805,015.31

Finding the Fourth Proportional to 684,060,397.71, 944,015,442.08 and 370,805,015.31

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Solution

The fourth proportional to 684,060,397.71, 944,015,442.08 and 370,805,015.31 is: 511,717,476.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,060,397.71 : 944,015,442.08 = 370,805,015.31 : x
  2. Step 2: Convert to fraction form
    684,060,397.71/944,015,442.08 = 370,805,015.31/x
  3. Step 3: Cross multiply
    684,060,397.71x = 944,015,442.08 × 370,805,015.31
  4. Step 4: Simplify right side
    684,060,397.71x = 350,045,660,451,496,832
  5. Step 5: Solve for x
    x = 350,045,660,451,496,832/684,060,397.71
  6. Step 6: Final answer
    x = 511,717,476.44

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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.