Home / 98,063,999.20-147,095,998.80-82,947,455.20

Finding the Fourth Proportional to 98,063,999.20, 147,095,998.80 and 82,947,455.20

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Solution

The fourth proportional to 98,063,999.20, 147,095,998.80 and 82,947,455.20 is: 124,421,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,063,999.20 : 147,095,998.80 = 82,947,455.20 : x
  2. Step 2: Convert to fraction form
    98,063,999.20/147,095,998.80 = 82,947,455.20/x
  3. Step 3: Cross multiply
    98,063,999.20x = 147,095,998.80 × 82,947,455.20
  4. Step 4: Simplify right side
    98,063,999.20x = 12,201,238,770,562,256
  5. Step 5: Solve for x
    x = 12,201,238,770,562,256/98,063,999.20
  6. Step 6: Final answer
    x = 124,421,182.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.