Home / 355,592,022,993.77-490,704,295,089.61-201,264,389,048.03

Finding the Fourth Proportional to 355,592,022,993.77, 490,704,295,089.61 and 201,264,389,048.03

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Solution

The fourth proportional to 355,592,022,993.77, 490,704,295,089.61 and 201,264,389,048.03 is: 277,737,670,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,592,022,993.77 : 490,704,295,089.61 = 201,264,389,048.03 : x
  2. Step 2: Convert to fraction form
    355,592,022,993.77/490,704,295,089.61 = 201,264,389,048.03/x
  3. Step 3: Cross multiply
    355,592,022,993.77x = 490,704,295,089.61 × 201,264,389,048.03
  4. Step 4: Simplify right side
    355,592,022,993.77x = 98,761,300,154,454,588,260,352
  5. Step 5: Solve for x
    x = 98,761,300,154,454,588,260,352/355,592,022,993.77
  6. Step 6: Final answer
    x = 277,737,670,611.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.