Home / 429,837,907.58-644,756,467.46-134,735,150.06

Finding the Fourth Proportional to 429,837,907.58, 644,756,467.46 and 134,735,150.06

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Solution

The fourth proportional to 429,837,907.58, 644,756,467.46 and 134,735,150.06 is: 202,102,601.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,837,907.58 : 644,756,467.46 = 134,735,150.06 : x
  2. Step 2: Convert to fraction form
    429,837,907.58/644,756,467.46 = 134,735,150.06/x
  3. Step 3: Cross multiply
    429,837,907.58x = 644,756,467.46 × 134,735,150.06
  4. Step 4: Simplify right side
    429,837,907.58x = 86,871,359,395,378,608
  5. Step 5: Solve for x
    x = 86,871,359,395,378,608/429,837,907.58
  6. Step 6: Final answer
    x = 202,102,601.62

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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.