Home / 941,215,543.44-1,411,304,929.44-388,392,311.04

Finding the Fourth Proportional to 941,215,543.44, 1,411,304,929.44 and 388,392,311.04

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Solution

The fourth proportional to 941,215,543.44, 1,411,304,929.44 and 388,392,311.04 is: 582,374,554.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,215,543.44 : 1,411,304,929.44 = 388,392,311.04 : x
  2. Step 2: Convert to fraction form
    941,215,543.44/1,411,304,929.44 = 388,392,311.04/x
  3. Step 3: Cross multiply
    941,215,543.44x = 1,411,304,929.44 × 388,392,311.04
  4. Step 4: Simplify right side
    941,215,543.44x = 548,139,983,127,345,792
  5. Step 5: Solve for x
    x = 548,139,983,127,345,792/941,215,543.44
  6. Step 6: Final answer
    x = 582,374,554.85

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1.5x scale

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.