Home / 195,927,181.16-270,318,640.42-111,140,326.29

Finding the Fourth Proportional to 195,927,181.16, 270,318,640.42 and 111,140,326.29

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Solution

The fourth proportional to 195,927,181.16, 270,318,640.42 and 111,140,326.29 is: 153,339,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,927,181.16 : 270,318,640.42 = 111,140,326.29 : x
  2. Step 2: Convert to fraction form
    195,927,181.16/270,318,640.42 = 111,140,326.29/x
  3. Step 3: Cross multiply
    195,927,181.16x = 270,318,640.42 × 111,140,326.29
  4. Step 4: Simplify right side
    195,927,181.16x = 30,043,301,898,547,988
  5. Step 5: Solve for x
    x = 30,043,301,898,547,988/195,927,181.16
  6. Step 6: Final answer
    x = 153,339,121.81

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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.