Home / 172,651,511.10-258,977,266.65-134,104,323.90

Finding the Fourth Proportional to 172,651,511.10, 258,977,266.65 and 134,104,323.90

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Solution

The fourth proportional to 172,651,511.10, 258,977,266.65 and 134,104,323.90 is: 201,156,485.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,651,511.10 : 258,977,266.65 = 134,104,323.90 : x
  2. Step 2: Convert to fraction form
    172,651,511.10/258,977,266.65 = 134,104,323.90/x
  3. Step 3: Cross multiply
    172,651,511.10x = 258,977,266.65 × 134,104,323.90
  4. Step 4: Simplify right side
    172,651,511.10x = 34,729,971,249,568,272
  5. Step 5: Solve for x
    x = 34,729,971,249,568,272/172,651,511.10
  6. Step 6: Final answer
    x = 201,156,485.85

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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.