Home / 133,704,065.40-200,556,098.10-115,209,918.60

Finding the Fourth Proportional to 133,704,065.40, 200,556,098.10 and 115,209,918.60

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Solution

The fourth proportional to 133,704,065.40, 200,556,098.10 and 115,209,918.60 is: 172,814,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,704,065.40 : 200,556,098.10 = 115,209,918.60 : x
  2. Step 2: Convert to fraction form
    133,704,065.40/200,556,098.10 = 115,209,918.60/x
  3. Step 3: Cross multiply
    133,704,065.40x = 200,556,098.10 × 115,209,918.60
  4. Step 4: Simplify right side
    133,704,065.40x = 23,106,051,736,834,612
  5. Step 5: Solve for x
    x = 23,106,051,736,834,612/133,704,065.40
  6. Step 6: Final answer
    x = 172,814,877.90

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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.