Home / 89,173,846.80-133,760,770.20-53,342,038.80

Finding the Fourth Proportional to 89,173,846.80, 133,760,770.20 and 53,342,038.80

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Solution

The fourth proportional to 89,173,846.80, 133,760,770.20 and 53,342,038.80 is: 80,013,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,173,846.80 : 133,760,770.20 = 53,342,038.80 : x
  2. Step 2: Convert to fraction form
    89,173,846.80/133,760,770.20 = 53,342,038.80/x
  3. Step 3: Cross multiply
    89,173,846.80x = 133,760,770.20 × 53,342,038.80
  4. Step 4: Simplify right side
    89,173,846.80x = 7,135,072,193,926,284
  5. Step 5: Solve for x
    x = 7,135,072,193,926,284/89,173,846.80
  6. Step 6: Final answer
    x = 80,013,058.20

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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.