Home / 255,346,790.31-383,073,985.67-82,810,150.34

Finding the Fourth Proportional to 255,346,790.31, 383,073,985.67 and 82,810,150.34

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Solution

The fourth proportional to 255,346,790.31, 383,073,985.67 and 82,810,150.34 is: 124,232,673.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,346,790.31 : 383,073,985.67 = 82,810,150.34 : x
  2. Step 2: Convert to fraction form
    255,346,790.31/383,073,985.67 = 82,810,150.34/x
  3. Step 3: Cross multiply
    255,346,790.31x = 383,073,985.67 × 82,810,150.34
  4. Step 4: Simplify right side
    255,346,790.31x = 31,722,414,342,346,284
  5. Step 5: Solve for x
    x = 31,722,414,342,346,284/255,346,790.31
  6. Step 6: Final answer
    x = 124,232,673.16

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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.