Home / 91,978,426,741.23-137,966,530,302.29-23,903,458,040.68

Finding the Fourth Proportional to 91,978,426,741.23, 137,966,530,302.29 and 23,903,458,040.68

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Solution

The fourth proportional to 91,978,426,741.23, 137,966,530,302.29 and 23,903,458,040.68 is: 35,854,898,642.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,978,426,741.23 : 137,966,530,302.29 = 23,903,458,040.68 : x
  2. Step 2: Convert to fraction form
    91,978,426,741.23/137,966,530,302.29 = 23,903,458,040.68/x
  3. Step 3: Cross multiply
    91,978,426,741.23x = 137,966,530,302.29 × 23,903,458,040.68
  4. Step 4: Simplify right side
    91,978,426,741.23x = 3,297,877,168,098,580,627,456
  5. Step 5: Solve for x
    x = 3,297,877,168,098,580,627,456/91,978,426,741.23
  6. Step 6: Final answer
    x = 35,854,898,642.45

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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.