Home / 189,337,407,295.42-261,293,835,389.80-104,851,042,879.42

Finding the Fourth Proportional to 189,337,407,295.42, 261,293,835,389.80 and 104,851,042,879.42

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Solution

The fourth proportional to 189,337,407,295.42, 261,293,835,389.80 and 104,851,042,879.42 is: 144,698,987,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,337,407,295.42 : 261,293,835,389.80 = 104,851,042,879.42 : x
  2. Step 2: Convert to fraction form
    189,337,407,295.42/261,293,835,389.80 = 104,851,042,879.42/x
  3. Step 3: Cross multiply
    189,337,407,295.42x = 261,293,835,389.80 × 104,851,042,879.42
  4. Step 4: Simplify right side
    189,337,407,295.42x = 27,396,931,138,584,028,643,328
  5. Step 5: Solve for x
    x = 27,396,931,138,584,028,643,328/189,337,407,295.42
  6. Step 6: Final answer
    x = 144,698,987,537.30

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1.5x scale

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.