Home / 355,048,448.20-532,236,749.10-209,593,702.60

Finding the Fourth Proportional to 355,048,448.20, 532,236,749.10 and 209,593,702.60

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Solution

The fourth proportional to 355,048,448.20, 532,236,749.10 and 209,593,702.60 is: 314,192,250.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,048,448.20 : 532,236,749.10 = 209,593,702.60 : x
  2. Step 2: Convert to fraction form
    355,048,448.20/532,236,749.10 = 209,593,702.60/x
  3. Step 3: Cross multiply
    355,048,448.20x = 532,236,749.10 × 209,593,702.60
  4. Step 4: Simplify right side
    355,048,448.20x = 111,553,470,903,656,224
  5. Step 5: Solve for x
    x = 111,553,470,903,656,224/355,048,448.20
  6. Step 6: Final answer
    x = 314,192,250.29

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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.