Home / 97,984,920.40-146,977,380.60-40,458,072.40

Finding the Fourth Proportional to 97,984,920.40, 146,977,380.60 and 40,458,072.40

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Solution

The fourth proportional to 97,984,920.40, 146,977,380.60 and 40,458,072.40 is: 60,687,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,984,920.40 : 146,977,380.60 = 40,458,072.40 : x
  2. Step 2: Convert to fraction form
    97,984,920.40/146,977,380.60 = 40,458,072.40/x
  3. Step 3: Cross multiply
    97,984,920.40x = 146,977,380.60 × 40,458,072.40
  4. Step 4: Simplify right side
    97,984,920.40x = 5,946,421,505,477,155
  5. Step 5: Solve for x
    x = 5,946,421,505,477,155/97,984,920.40
  6. Step 6: Final answer
    x = 60,687,108.60

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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.