Home / 146,504,006.93-202,168,104.98-86,967,847.86

Finding the Fourth Proportional to 146,504,006.93, 202,168,104.98 and 86,967,847.86

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Solution

The fourth proportional to 146,504,006.93, 202,168,104.98 and 86,967,847.86 is: 120,011,222.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,504,006.93 : 202,168,104.98 = 86,967,847.86 : x
  2. Step 2: Convert to fraction form
    146,504,006.93/202,168,104.98 = 86,967,847.86/x
  3. Step 3: Cross multiply
    146,504,006.93x = 202,168,104.98 × 86,967,847.86
  4. Step 4: Simplify right side
    146,504,006.93x = 17,582,124,995,610,308
  5. Step 5: Solve for x
    x = 17,582,124,995,610,308/146,504,006.93
  6. Step 6: Final answer
    x = 120,011,222.66

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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.