Home / 310,579,368,792.15-465,915,634,635.90-109,085,589,583.35

Finding the Fourth Proportional to 310,579,368,792.15, 465,915,634,635.90 and 109,085,589,583.35

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Solution

The fourth proportional to 310,579,368,792.15, 465,915,634,635.90 and 109,085,589,583.35 is: 163,644,745,296.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,579,368,792.15 : 465,915,634,635.90 = 109,085,589,583.35 : x
  2. Step 2: Convert to fraction form
    310,579,368,792.15/465,915,634,635.90 = 109,085,589,583.35/x
  3. Step 3: Cross multiply
    310,579,368,792.15x = 465,915,634,635.90 × 109,085,589,583.35
  4. Step 4: Simplify right side
    310,579,368,792.15x = 50,824,681,700,357,841,092,608
  5. Step 5: Solve for x
    x = 50,824,681,700,357,841,092,608/310,579,368,792.15
  6. Step 6: Final answer
    x = 163,644,745,296.56

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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.