Home / 1,988,064,026.30-2,982,096,039.45-1,681,954,010.30

Finding the Fourth Proportional to 1,988,064,026.30, 2,982,096,039.45 and 1,681,954,010.30

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Solution

The fourth proportional to 1,988,064,026.30, 2,982,096,039.45 and 1,681,954,010.30 is: 2,522,931,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,064,026.30 : 2,982,096,039.45 = 1,681,954,010.30 : x
  2. Step 2: Convert to fraction form
    1,988,064,026.30/2,982,096,039.45 = 1,681,954,010.30/x
  3. Step 3: Cross multiply
    1,988,064,026.30x = 2,982,096,039.45 × 1,681,954,010.30
  4. Step 4: Simplify right side
    1,988,064,026.30x = 5,015,748,392,652,674,048
  5. Step 5: Solve for x
    x = 5,015,748,392,652,674,048/1,988,064,026.30
  6. Step 6: Final answer
    x = 2,522,931,015.45

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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.