Home / 675,769,989,541.80-932,642,533,093.86-401,416,725,946.16

Finding the Fourth Proportional to 675,769,989,541.80, 932,642,533,093.86 and 401,416,725,946.16

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Solution

The fourth proportional to 675,769,989,541.80, 932,642,533,093.86 and 401,416,725,946.16 is: 554,002,571,742.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,769,989,541.80 : 932,642,533,093.86 = 401,416,725,946.16 : x
  2. Step 2: Convert to fraction form
    675,769,989,541.80/932,642,533,093.86 = 401,416,725,946.16/x
  3. Step 3: Cross multiply
    675,769,989,541.80x = 932,642,533,093.86 × 401,416,725,946.16
  4. Step 4: Simplify right side
    675,769,989,541.80x = 374,378,312,112,670,458,773,504
  5. Step 5: Solve for x
    x = 374,378,312,112,670,458,773,504/675,769,989,541.80
  6. Step 6: Final answer
    x = 554,002,571,742.66

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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.