Home / 101,953,351.55-140,658,718.39-66,691,284.39

Finding the Fourth Proportional to 101,953,351.55, 140,658,718.39 and 66,691,284.39

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Solution

The fourth proportional to 101,953,351.55, 140,658,718.39 and 66,691,284.39 is: 92,009,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,953,351.55 : 140,658,718.39 = 66,691,284.39 : x
  2. Step 2: Convert to fraction form
    101,953,351.55/140,658,718.39 = 66,691,284.39/x
  3. Step 3: Cross multiply
    101,953,351.55x = 140,658,718.39 × 66,691,284.39
  4. Step 4: Simplify right side
    101,953,351.55x = 9,380,710,589,913,684
  5. Step 5: Solve for x
    x = 9,380,710,589,913,684/101,953,351.55
  6. Step 6: Final answer
    x = 92,009,830.45

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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.