Home / 236,682,701.40-355,024,052.10-139,684,877.40

Finding the Fourth Proportional to 236,682,701.40, 355,024,052.10 and 139,684,877.40

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Solution

The fourth proportional to 236,682,701.40, 355,024,052.10 and 139,684,877.40 is: 209,527,316.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,682,701.40 : 355,024,052.10 = 139,684,877.40 : x
  2. Step 2: Convert to fraction form
    236,682,701.40/355,024,052.10 = 139,684,877.40/x
  3. Step 3: Cross multiply
    236,682,701.40x = 355,024,052.10 × 139,684,877.40
  4. Step 4: Simplify right side
    236,682,701.40x = 49,591,491,191,639,720
  5. Step 5: Solve for x
    x = 49,591,491,191,639,720/236,682,701.40
  6. Step 6: Final answer
    x = 209,527,316.10

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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.