Home / 134,464,436.78-185,556,023.85-74,922,656.47

Finding the Fourth Proportional to 134,464,436.78, 185,556,023.85 and 74,922,656.47

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Solution

The fourth proportional to 134,464,436.78, 185,556,023.85 and 74,922,656.47 is: 103,390,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,464,436.78 : 185,556,023.85 = 74,922,656.47 : x
  2. Step 2: Convert to fraction form
    134,464,436.78/185,556,023.85 = 74,922,656.47/x
  3. Step 3: Cross multiply
    134,464,436.78x = 185,556,023.85 × 74,922,656.47
  4. Step 4: Simplify right side
    134,464,436.78x = 13,902,350,230,852,676
  5. Step 5: Solve for x
    x = 13,902,350,230,852,676/134,464,436.78
  6. Step 6: Final answer
    x = 103,390,536.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.