Home / 204,020,109.20-306,030,163.80-191,265,525.20

Finding the Fourth Proportional to 204,020,109.20, 306,030,163.80 and 191,265,525.20

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Solution

The fourth proportional to 204,020,109.20, 306,030,163.80 and 191,265,525.20 is: 286,898,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,020,109.20 : 306,030,163.80 = 191,265,525.20 : x
  2. Step 2: Convert to fraction form
    204,020,109.20/306,030,163.80 = 191,265,525.20/x
  3. Step 3: Cross multiply
    204,020,109.20x = 306,030,163.80 × 191,265,525.20
  4. Step 4: Simplify right side
    204,020,109.20x = 58,533,020,006,249,024
  5. Step 5: Solve for x
    x = 58,533,020,006,249,024/204,020,109.20
  6. Step 6: Final answer
    x = 286,898,287.80

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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.