Home / 675,769,989,616.18-932,642,533,196.66-401,416,726,020.57

Finding the Fourth Proportional to 675,769,989,616.18, 932,642,533,196.66 and 401,416,726,020.57

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Solution

The fourth proportional to 675,769,989,616.18, 932,642,533,196.66 and 401,416,726,020.57 is: 554,002,571,845.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,769,989,616.18 : 932,642,533,196.66 = 401,416,726,020.57 : x
  2. Step 2: Convert to fraction form
    675,769,989,616.18/932,642,533,196.66 = 401,416,726,020.57/x
  3. Step 3: Cross multiply
    675,769,989,616.18x = 932,642,533,196.66 × 401,416,726,020.57
  4. Step 4: Simplify right side
    675,769,989,616.18x = 374,378,312,223,334,049,251,328
  5. Step 5: Solve for x
    x = 374,378,312,223,334,049,251,328/675,769,989,616.18
  6. Step 6: Final answer
    x = 554,002,571,845.45

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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.