Home / 130,902,015.84-195,868,006.56-104,915,500.46

Finding the Fourth Proportional to 130,902,015.84, 195,868,006.56 and 104,915,500.46

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Solution

The fourth proportional to 130,902,015.84, 195,868,006.56 and 104,915,500.46 is: 156,984,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,902,015.84 : 195,868,006.56 = 104,915,500.46 : x
  2. Step 2: Convert to fraction form
    130,902,015.84/195,868,006.56 = 104,915,500.46/x
  3. Step 3: Cross multiply
    130,902,015.84x = 195,868,006.56 × 104,915,500.46
  4. Step 4: Simplify right side
    130,902,015.84x = 20,549,589,932,344,960
  5. Step 5: Solve for x
    x = 20,549,589,932,344,960/130,902,015.84
  6. Step 6: Final answer
    x = 156,984,518.54

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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.