Home / 310,579,368,792.21-465,915,634,636.01-109,085,589,583.40

Finding the Fourth Proportional to 310,579,368,792.21, 465,915,634,636.01 and 109,085,589,583.40

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Solution

The fourth proportional to 310,579,368,792.21, 465,915,634,636.01 and 109,085,589,583.40 is: 163,644,745,296.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,579,368,792.21 : 465,915,634,636.01 = 109,085,589,583.40 : x
  2. Step 2: Convert to fraction form
    310,579,368,792.21/465,915,634,636.01 = 109,085,589,583.40/x
  3. Step 3: Cross multiply
    310,579,368,792.21x = 465,915,634,636.01 × 109,085,589,583.40
  4. Step 4: Simplify right side
    310,579,368,792.21x = 50,824,681,700,393,131,966,464
  5. Step 5: Solve for x
    x = 50,824,681,700,393,131,966,464/310,579,368,792.21
  6. Step 6: Final answer
    x = 163,644,745,296.64

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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.