Home / 165,048,604.40-247,572,906.60-100,478,522.90

Finding the Fourth Proportional to 165,048,604.40, 247,572,906.60 and 100,478,522.90

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Solution

The fourth proportional to 165,048,604.40, 247,572,906.60 and 100,478,522.90 is: 150,717,784.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,048,604.40 : 247,572,906.60 = 100,478,522.90 : x
  2. Step 2: Convert to fraction form
    165,048,604.40/247,572,906.60 = 100,478,522.90/x
  3. Step 3: Cross multiply
    165,048,604.40x = 247,572,906.60 × 100,478,522.90
  4. Step 4: Simplify right side
    165,048,604.40x = 24,875,759,965,227,664
  5. Step 5: Solve for x
    x = 24,875,759,965,227,664/165,048,604.40
  6. Step 6: Final answer
    x = 150,717,784.35

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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.