Home / 3,492,474,657.75-4,819,634,603.79-1,987,100,972.25

Finding the Fourth Proportional to 3,492,474,657.75, 4,819,634,603.79 and 1,987,100,972.25

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Solution

The fourth proportional to 3,492,474,657.75, 4,819,634,603.79 and 1,987,100,972.25 is: 2,742,210,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492,474,657.75 : 4,819,634,603.79 = 1,987,100,972.25 : x
  2. Step 2: Convert to fraction form
    3,492,474,657.75/4,819,634,603.79 = 1,987,100,972.25/x
  3. Step 3: Cross multiply
    3,492,474,657.75x = 4,819,634,603.79 × 1,987,100,972.25
  4. Step 4: Simplify right side
    3,492,474,657.75x = 9,577,100,607,080,851,456
  5. Step 5: Solve for x
    x = 9,577,100,607,080,851,456/3,492,474,657.75
  6. Step 6: Final answer
    x = 2,742,210,479.85

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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.