Home / 98,012,129.60-146,794,245.60-57,701,345.60

Finding the Fourth Proportional to 98,012,129.60, 146,794,245.60 and 57,701,345.60

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Solution

The fourth proportional to 98,012,129.60, 146,794,245.60 and 57,701,345.60 is: 86,420,176.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,012,129.60 : 146,794,245.60 = 57,701,345.60 : x
  2. Step 2: Convert to fraction form
    98,012,129.60/146,794,245.60 = 57,701,345.60/x
  3. Step 3: Cross multiply
    98,012,129.60x = 146,794,245.60 × 57,701,345.60
  4. Step 4: Simplify right side
    98,012,129.60x = 8,470,225,497,456,879
  5. Step 5: Solve for x
    x = 8,470,225,497,456,879/98,012,129.60
  6. Step 6: Final answer
    x = 86,420,176.07

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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.