Home / 101,208,038.40-151,812,057.60-50,189,702.40

Finding the Fourth Proportional to 101,208,038.40, 151,812,057.60 and 50,189,702.40

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Solution

The fourth proportional to 101,208,038.40, 151,812,057.60 and 50,189,702.40 is: 75,284,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,208,038.40 : 151,812,057.60 = 50,189,702.40 : x
  2. Step 2: Convert to fraction form
    101,208,038.40/151,812,057.60 = 50,189,702.40/x
  3. Step 3: Cross multiply
    101,208,038.40x = 151,812,057.60 × 50,189,702.40
  4. Step 4: Simplify right side
    101,208,038.40x = 7,619,401,991,675,658
  5. Step 5: Solve for x
    x = 7,619,401,991,675,658/101,208,038.40
  6. Step 6: Final answer
    x = 75,284,553.60

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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.