Home / 100,063,506.77-138,089,049.39-57,653,627.47

Finding the Fourth Proportional to 100,063,506.77, 138,089,049.39 and 57,653,627.47

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Solution

The fourth proportional to 100,063,506.77, 138,089,049.39 and 57,653,627.47 is: 79,562,818.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,063,506.77 : 138,089,049.39 = 57,653,627.47 : x
  2. Step 2: Convert to fraction form
    100,063,506.77/138,089,049.39 = 57,653,627.47/x
  3. Step 3: Cross multiply
    100,063,506.77x = 138,089,049.39 × 57,653,627.47
  4. Step 4: Simplify right side
    100,063,506.77x = 7,961,334,610,872,267
  5. Step 5: Solve for x
    x = 7,961,334,610,872,267/100,063,506.77
  6. Step 6: Final answer
    x = 79,562,818.33

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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.