Home / 8,283,137,531.90-12,426,453,410.13-2,686,639,977.69

Finding the Fourth Proportional to 8,283,137,531.90, 12,426,453,410.13 and 2,686,639,977.69

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Solution

The fourth proportional to 8,283,137,531.90, 12,426,453,410.13 and 2,686,639,977.69 is: 4,030,526,643.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283,137,531.90 : 12,426,453,410.13 = 2,686,639,977.69 : x
  2. Step 2: Convert to fraction form
    8,283,137,531.90/12,426,453,410.13 = 2,686,639,977.69/x
  3. Step 3: Cross multiply
    8,283,137,531.90x = 12,426,453,410.13 × 2,686,639,977.69
  4. Step 4: Simplify right side
    8,283,137,531.90x = 33,385,406,512,557,486,080
  5. Step 5: Solve for x
    x = 33,385,406,512,557,486,080/8,283,137,531.90
  6. Step 6: Final answer
    x = 4,030,526,643.32

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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.