Home / 210,542,059.44-290,528,543.52-116,454,181.50

Finding the Fourth Proportional to 210,542,059.44, 290,528,543.52 and 116,454,181.50

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Solution

The fourth proportional to 210,542,059.44, 290,528,543.52 and 116,454,181.50 is: 160,695,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,542,059.44 : 290,528,543.52 = 116,454,181.50 : x
  2. Step 2: Convert to fraction form
    210,542,059.44/290,528,543.52 = 116,454,181.50/x
  3. Step 3: Cross multiply
    210,542,059.44x = 290,528,543.52 × 116,454,181.50
  4. Step 4: Simplify right side
    210,542,059.44x = 33,833,263,738,008,728
  5. Step 5: Solve for x
    x = 33,833,263,738,008,728/210,542,059.44
  6. Step 6: Final answer
    x = 160,695,985.53

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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.