Home / 68,441,200,372.69-94,436,368,126.99-39,494,830,233.72

Finding the Fourth Proportional to 68,441,200,372.69, 94,436,368,126.99 and 39,494,830,233.72

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Solution

The fourth proportional to 68,441,200,372.69, 94,436,368,126.99 and 39,494,830,233.72 is: 54,495,659,146.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,441,200,372.69 : 94,436,368,126.99 = 39,494,830,233.72 : x
  2. Step 2: Convert to fraction form
    68,441,200,372.69/94,436,368,126.99 = 39,494,830,233.72/x
  3. Step 3: Cross multiply
    68,441,200,372.69x = 94,436,368,126.99 × 39,494,830,233.72
  4. Step 4: Simplify right side
    68,441,200,372.69x = 3,729,748,327,064,556,535,808
  5. Step 5: Solve for x
    x = 3,729,748,327,064,556,535,808/68,441,200,372.69
  6. Step 6: Final answer
    x = 54,495,659,146.17

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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.