Home / 190,774,050.63-263,325,280.92-111,410,520

Finding the Fourth Proportional to 190,774,050.63, 263,325,280.92 and 111,410,520

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Solution

The fourth proportional to 190,774,050.63, 263,325,280.92 and 111,410,520 is: 153,779,858.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,774,050.63 : 263,325,280.92 = 111,410,520 : x
  2. Step 2: Convert to fraction form
    190,774,050.63/263,325,280.92 = 111,410,520/x
  3. Step 3: Cross multiply
    190,774,050.63x = 263,325,280.92 × 111,410,520
  4. Step 4: Simplify right side
    190,774,050.63x = 29,337,206,476,443,276
  5. Step 5: Solve for x
    x = 29,337,206,476,443,276/190,774,050.63
  6. Step 6: Final answer
    x = 153,779,858.32

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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.