Home / 13,873,414,307.40-19,142,030,273.81-7,851,919,584.38

Finding the Fourth Proportional to 13,873,414,307.40, 19,142,030,273.81 and 7,851,919,584.38

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Solution

The fourth proportional to 13,873,414,307.40, 19,142,030,273.81 and 7,851,919,584.38 is: 10,833,791,816.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,414,307.40 : 19,142,030,273.81 = 7,851,919,584.38 : x
  2. Step 2: Convert to fraction form
    13,873,414,307.40/19,142,030,273.81 = 7,851,919,584.38/x
  3. Step 3: Cross multiply
    13,873,414,307.40x = 19,142,030,273.81 × 7,851,919,584.38
  4. Step 4: Simplify right side
    13,873,414,307.40x = 150,301,682,391,588,634,624
  5. Step 5: Solve for x
    x = 150,301,682,391,588,634,624/13,873,414,307.40
  6. Step 6: Final answer
    x = 10,833,791,816.58

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1.5x scale

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.