Home / 135,994,133.40-203,991,200.10-98,013,816.60

Finding the Fourth Proportional to 135,994,133.40, 203,991,200.10 and 98,013,816.60

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Solution

The fourth proportional to 135,994,133.40, 203,991,200.10 and 98,013,816.60 is: 147,020,724.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,994,133.40 : 203,991,200.10 = 98,013,816.60 : x
  2. Step 2: Convert to fraction form
    135,994,133.40/203,991,200.10 = 98,013,816.60/x
  3. Step 3: Cross multiply
    135,994,133.40x = 203,991,200.10 × 98,013,816.60
  4. Step 4: Simplify right side
    135,994,133.40x = 19,993,956,074,615,300
  5. Step 5: Solve for x
    x = 19,993,956,074,615,300/135,994,133.40
  6. Step 6: Final answer
    x = 147,020,724.90

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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.