Home / 1,994,079,019.80-2,988,444,642.54-1,551,955,537.20

Finding the Fourth Proportional to 1,994,079,019.80, 2,988,444,642.54 and 1,551,955,537.20

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Solution

The fourth proportional to 1,994,079,019.80, 2,988,444,642.54 and 1,551,955,537.20 is: 2,325,852,267.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,079,019.80 : 2,988,444,642.54 = 1,551,955,537.20 : x
  2. Step 2: Convert to fraction form
    1,994,079,019.80/2,988,444,642.54 = 1,551,955,537.20/x
  3. Step 3: Cross multiply
    1,994,079,019.80x = 2,988,444,642.54 × 1,551,955,537.20
  4. Step 4: Simplify right side
    1,994,079,019.80x = 4,637,933,210,605,627,392
  5. Step 5: Solve for x
    x = 4,637,933,210,605,627,392/1,994,079,019.80
  6. Step 6: Final answer
    x = 2,325,852,267.92

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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.