Home / 355,931,986.90-533,702,919.88-110,220,406.54

Finding the Fourth Proportional to 355,931,986.90, 533,702,919.88 and 110,220,406.54

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Solution

The fourth proportional to 355,931,986.90, 533,702,919.88 and 110,220,406.54 is: 165,270,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,931,986.90 : 533,702,919.88 = 110,220,406.54 : x
  2. Step 2: Convert to fraction form
    355,931,986.90/533,702,919.88 = 110,220,406.54/x
  3. Step 3: Cross multiply
    355,931,986.90x = 533,702,919.88 × 110,220,406.54
  4. Step 4: Simplify right side
    355,931,986.90x = 58,824,952,800,758,648
  5. Step 5: Solve for x
    x = 58,824,952,800,758,648/355,931,986.90
  6. Step 6: Final answer
    x = 165,270,206.01

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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.