Home / 82,470,780.83-113,803,040.44-47,665,725.59

Finding the Fourth Proportional to 82,470,780.83, 113,803,040.44 and 47,665,725.59

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Solution

The fourth proportional to 82,470,780.83, 113,803,040.44 and 47,665,725.59 is: 65,774,865.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,470,780.83 : 113,803,040.44 = 47,665,725.59 : x
  2. Step 2: Convert to fraction form
    82,470,780.83/113,803,040.44 = 47,665,725.59/x
  3. Step 3: Cross multiply
    82,470,780.83x = 113,803,040.44 × 47,665,725.59
  4. Step 4: Simplify right side
    82,470,780.83x = 5,424,504,497,264,803
  5. Step 5: Solve for x
    x = 5,424,504,497,264,803/82,470,780.83
  6. Step 6: Final answer
    x = 65,774,865.26

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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.