Home / 236,682,008.70-355,023,013.05-155,052,671.10

Finding the Fourth Proportional to 236,682,008.70, 355,023,013.05 and 155,052,671.10

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Solution

The fourth proportional to 236,682,008.70, 355,023,013.05 and 155,052,671.10 is: 232,579,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,682,008.70 : 355,023,013.05 = 155,052,671.10 : x
  2. Step 2: Convert to fraction form
    236,682,008.70/355,023,013.05 = 155,052,671.10/x
  3. Step 3: Cross multiply
    236,682,008.70x = 355,023,013.05 × 155,052,671.10
  4. Step 4: Simplify right side
    236,682,008.70x = 55,047,266,475,372,656
  5. Step 5: Solve for x
    x = 55,047,266,475,372,656/236,682,008.70
  6. Step 6: Final answer
    x = 232,579,006.65

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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.