Home / 66,671,839,685.39-99,991,746,627.26-30,782,113,836.39

Finding the Fourth Proportional to 66,671,839,685.39, 99,991,746,627.26 and 30,782,113,836.39

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Solution

The fourth proportional to 66,671,839,685.39, 99,991,746,627.26 and 30,782,113,836.39 is: 46,165,777,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,671,839,685.39 : 99,991,746,627.26 = 30,782,113,836.39 : x
  2. Step 2: Convert to fraction form
    66,671,839,685.39/99,991,746,627.26 = 30,782,113,836.39/x
  3. Step 3: Cross multiply
    66,671,839,685.39x = 99,991,746,627.26 × 30,782,113,836.39
  4. Step 4: Simplify right side
    66,671,839,685.39x = 3,077,957,327,379,629,080,576
  5. Step 5: Solve for x
    x = 3,077,957,327,379,629,080,576/66,671,839,685.39
  6. Step 6: Final answer
    x = 46,165,777,664.21

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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.