Home / 118,704,021.40-178,056,032.10-50,553,602.20

Finding the Fourth Proportional to 118,704,021.40, 178,056,032.10 and 50,553,602.20

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Solution

The fourth proportional to 118,704,021.40, 178,056,032.10 and 50,553,602.20 is: 75,830,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,704,021.40 : 178,056,032.10 = 50,553,602.20 : x
  2. Step 2: Convert to fraction form
    118,704,021.40/178,056,032.10 = 50,553,602.20/x
  3. Step 3: Cross multiply
    118,704,021.40x = 178,056,032.10 × 50,553,602.20
  4. Step 4: Simplify right side
    118,704,021.40x = 9,001,373,816,093,831
  5. Step 5: Solve for x
    x = 9,001,373,816,093,831/118,704,021.40
  6. Step 6: Final answer
    x = 75,830,403.30

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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.