Home / 31,830,135,905.76-43,925,724,111.02-17,362,546,143.63

Finding the Fourth Proportional to 31,830,135,905.76, 43,925,724,111.02 and 17,362,546,143.63

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Solution

The fourth proportional to 31,830,135,905.76, 43,925,724,111.02 and 17,362,546,143.63 is: 23,960,388,168.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,830,135,905.76 : 43,925,724,111.02 = 17,362,546,143.63 : x
  2. Step 2: Convert to fraction form
    31,830,135,905.76/43,925,724,111.02 = 17,362,546,143.63/x
  3. Step 3: Cross multiply
    31,830,135,905.76x = 43,925,724,111.02 × 17,362,546,143.63
  4. Step 4: Simplify right side
    31,830,135,905.76x = 762,662,411,769,858,883,584
  5. Step 5: Solve for x
    x = 762,662,411,769,858,883,584/31,830,135,905.76
  6. Step 6: Final answer
    x = 23,960,388,168.87

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Double scale
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1.5x scale

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.