Home / 40,718,971,604.31-61,087,293,277.53-12,388,166,825.64

Finding the Fourth Proportional to 40,718,971,604.31, 61,087,293,277.53 and 12,388,166,825.64

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Solution

The fourth proportional to 40,718,971,604.31, 61,087,293,277.53 and 12,388,166,825.64 is: 18,584,938,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,718,971,604.31 : 61,087,293,277.53 = 12,388,166,825.64 : x
  2. Step 2: Convert to fraction form
    40,718,971,604.31/61,087,293,277.53 = 12,388,166,825.64/x
  3. Step 3: Cross multiply
    40,718,971,604.31x = 61,087,293,277.53 × 12,388,166,825.64
  4. Step 4: Simplify right side
    40,718,971,604.31x = 756,759,580,048,838,492,160
  5. Step 5: Solve for x
    x = 756,759,580,048,838,492,160/40,718,971,604.31
  6. Step 6: Final answer
    x = 18,584,938,426.31

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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.