Home / 355,931,985.90-533,702,918.39-110,220,405.54

Finding the Fourth Proportional to 355,931,985.90, 533,702,918.39 and 110,220,405.54

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Solution

The fourth proportional to 355,931,985.90, 533,702,918.39 and 110,220,405.54 is: 165,270,204.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,931,985.90 : 533,702,918.39 = 110,220,405.54 : x
  2. Step 2: Convert to fraction form
    355,931,985.90/533,702,918.39 = 110,220,405.54/x
  3. Step 3: Cross multiply
    355,931,985.90x = 533,702,918.39 × 110,220,405.54
  4. Step 4: Simplify right side
    355,931,985.90x = 58,824,952,100,274,832
  5. Step 5: Solve for x
    x = 58,824,952,100,274,832/355,931,985.90
  6. Step 6: Final answer
    x = 165,270,204.51

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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.