Home / 98,010,215.40-146,979,893.70-49,471,937.40

Finding the Fourth Proportional to 98,010,215.40, 146,979,893.70 and 49,471,937.40

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Solution

The fourth proportional to 98,010,215.40, 146,979,893.70 and 49,471,937.40 is: 74,190,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,010,215.40 : 146,979,893.70 = 49,471,937.40 : x
  2. Step 2: Convert to fraction form
    98,010,215.40/146,979,893.70 = 49,471,937.40/x
  3. Step 3: Cross multiply
    98,010,215.40x = 146,979,893.70 × 49,471,937.40
  4. Step 4: Simplify right side
    98,010,215.40x = 7,271,380,100,185,054
  5. Step 5: Solve for x
    x = 7,271,380,100,185,054/98,010,215.40
  6. Step 6: Final answer
    x = 74,190,022.65

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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.