Home / 236,270,186.40-354,298,991.40-90,655,352.40

Finding the Fourth Proportional to 236,270,186.40, 354,298,991.40 and 90,655,352.40

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Solution

The fourth proportional to 236,270,186.40, 354,298,991.40 and 90,655,352.40 is: 135,942,246.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,270,186.40 : 354,298,991.40 = 90,655,352.40 : x
  2. Step 2: Convert to fraction form
    236,270,186.40/354,298,991.40 = 90,655,352.40/x
  3. Step 3: Cross multiply
    236,270,186.40x = 354,298,991.40 × 90,655,352.40
  4. Step 4: Simplify right side
    236,270,186.40x = 32,119,099,920,331,568
  5. Step 5: Solve for x
    x = 32,119,099,920,331,568/236,270,186.40
  6. Step 6: Final answer
    x = 135,942,246.50

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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.