Home / 310,579,368,792.40-465,915,634,636.28-109,085,589,583.60

Finding the Fourth Proportional to 310,579,368,792.40, 465,915,634,636.28 and 109,085,589,583.60

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Solution

The fourth proportional to 310,579,368,792.40, 465,915,634,636.28 and 109,085,589,583.60 is: 163,644,745,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,579,368,792.40 : 465,915,634,636.28 = 109,085,589,583.60 : x
  2. Step 2: Convert to fraction form
    310,579,368,792.40/465,915,634,636.28 = 109,085,589,583.60/x
  3. Step 3: Cross multiply
    310,579,368,792.40x = 465,915,634,636.28 × 109,085,589,583.60
  4. Step 4: Simplify right side
    310,579,368,792.40x = 50,824,681,700,515,773,415,424
  5. Step 5: Solve for x
    x = 50,824,681,700,515,773,415,424/310,579,368,792.40
  6. Step 6: Final answer
    x = 163,644,745,296.94

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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.