Home / 146,120,055.83-201,569,227.60-90,347,647.94

Finding the Fourth Proportional to 146,120,055.83, 201,569,227.60 and 90,347,647.94

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Solution

The fourth proportional to 146,120,055.83, 201,569,227.60 and 90,347,647.94 is: 124,632,484.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,120,055.83 : 201,569,227.60 = 90,347,647.94 : x
  2. Step 2: Convert to fraction form
    146,120,055.83/201,569,227.60 = 90,347,647.94/x
  3. Step 3: Cross multiply
    146,120,055.83x = 201,569,227.60 × 90,347,647.94
  4. Step 4: Simplify right side
    146,120,055.83x = 18,211,305,610,742,532
  5. Step 5: Solve for x
    x = 18,211,305,610,742,532/146,120,055.83
  6. Step 6: Final answer
    x = 124,632,484.62

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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.