Home / 7,862,509,453.53-11,795,422,572.05-2,550,209,040.77

Finding the Fourth Proportional to 7,862,509,453.53, 11,795,422,572.05 and 2,550,209,040.77

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Solution

The fourth proportional to 7,862,509,453.53, 11,795,422,572.05 and 2,550,209,040.77 is: 3,825,851,461.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862,509,453.53 : 11,795,422,572.05 = 2,550,209,040.77 : x
  2. Step 2: Convert to fraction form
    7,862,509,453.53/11,795,422,572.05 = 2,550,209,040.77/x
  3. Step 3: Cross multiply
    7,862,509,453.53x = 11,795,422,572.05 × 2,550,209,040.77
  4. Step 4: Simplify right side
    7,862,509,453.53x = 30,080,793,282,872,709,120
  5. Step 5: Solve for x
    x = 30,080,793,282,872,709,120/7,862,509,453.53
  6. Step 6: Final answer
    x = 3,825,851,461.38

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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.