Home / 104,980,470.40-157,470,705.60-92,509,321.60

Finding the Fourth Proportional to 104,980,470.40, 157,470,705.60 and 92,509,321.60

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Solution

The fourth proportional to 104,980,470.40, 157,470,705.60 and 92,509,321.60 is: 138,763,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,980,470.40 : 157,470,705.60 = 92,509,321.60 : x
  2. Step 2: Convert to fraction form
    104,980,470.40/157,470,705.60 = 92,509,321.60/x
  3. Step 3: Cross multiply
    104,980,470.40x = 157,470,705.60 × 92,509,321.60
  4. Step 4: Simplify right side
    104,980,470.40x = 14,567,508,146,929,320
  5. Step 5: Solve for x
    x = 14,567,508,146,929,320/104,980,470.40
  6. Step 6: Final answer
    x = 138,763,982.40

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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.