Home / 185,421,134.22-277,920,126.37-74,685,928.56

Finding the Fourth Proportional to 185,421,134.22, 277,920,126.37 and 74,685,928.56

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Solution

The fourth proportional to 185,421,134.22, 277,920,126.37 and 74,685,928.56 is: 111,943,672.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,421,134.22 : 277,920,126.37 = 74,685,928.56 : x
  2. Step 2: Convert to fraction form
    185,421,134.22/277,920,126.37 = 74,685,928.56/x
  3. Step 3: Cross multiply
    185,421,134.22x = 277,920,126.37 × 74,685,928.56
  4. Step 4: Simplify right side
    185,421,134.22x = 20,756,722,703,455,992
  5. Step 5: Solve for x
    x = 20,756,722,703,455,992/185,421,134.22
  6. Step 6: Final answer
    x = 111,943,672.39

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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.