Home / 104,978,680.40-157,468,020.60-98,601,388.40

Finding the Fourth Proportional to 104,978,680.40, 157,468,020.60 and 98,601,388.40

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Solution

The fourth proportional to 104,978,680.40, 157,468,020.60 and 98,601,388.40 is: 147,902,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,978,680.40 : 157,468,020.60 = 98,601,388.40 : x
  2. Step 2: Convert to fraction form
    104,978,680.40/157,468,020.60 = 98,601,388.40/x
  3. Step 3: Cross multiply
    104,978,680.40x = 157,468,020.60 × 98,601,388.40
  4. Step 4: Simplify right side
    104,978,680.40x = 15,526,565,459,759,802
  5. Step 5: Solve for x
    x = 15,526,565,459,759,802/104,978,680.40
  6. Step 6: Final answer
    x = 147,902,082.60

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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.