Home / 118,704,020.40-178,056,030.60-50,553,601.20

Finding the Fourth Proportional to 118,704,020.40, 178,056,030.60 and 50,553,601.20

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Solution

The fourth proportional to 118,704,020.40, 178,056,030.60 and 50,553,601.20 is: 75,830,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,704,020.40 : 178,056,030.60 = 50,553,601.20 : x
  2. Step 2: Convert to fraction form
    118,704,020.40/178,056,030.60 = 50,553,601.20/x
  3. Step 3: Cross multiply
    118,704,020.40x = 178,056,030.60 × 50,553,601.20
  4. Step 4: Simplify right side
    118,704,020.40x = 9,001,373,562,207,397
  5. Step 5: Solve for x
    x = 9,001,373,562,207,397/118,704,020.40
  6. Step 6: Final answer
    x = 75,830,401.80

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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.