Home / 1,256,095,990.28-1,884,424,997.28-382,765,709

Finding the Fourth Proportional to 1,256,095,990.28, 1,884,424,997.28 and 382,765,709

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Solution

The fourth proportional to 1,256,095,990.28, 1,884,424,997.28 and 382,765,709 is: 574,234,195.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,095,990.28 : 1,884,424,997.28 = 382,765,709 : x
  2. Step 2: Convert to fraction form
    1,256,095,990.28/1,884,424,997.28 = 382,765,709/x
  3. Step 3: Cross multiply
    1,256,095,990.28x = 1,884,424,997.28 × 382,765,709
  4. Step 4: Simplify right side
    1,256,095,990.28x = 721,293,270,141,202,304
  5. Step 5: Solve for x
    x = 721,293,270,141,202,304/1,256,095,990.28
  6. Step 6: Final answer
    x = 574,234,195.25

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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.