Home / 301,619,969.14-452,429,285.25-80,291,359.16

Finding the Fourth Proportional to 301,619,969.14, 452,429,285.25 and 80,291,359.16

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Solution

The fourth proportional to 301,619,969.14, 452,429,285.25 and 80,291,359.16 is: 120,436,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,619,969.14 : 452,429,285.25 = 80,291,359.16 : x
  2. Step 2: Convert to fraction form
    301,619,969.14/452,429,285.25 = 80,291,359.16/x
  3. Step 3: Cross multiply
    301,619,969.14x = 452,429,285.25 × 80,291,359.16
  4. Step 4: Simplify right side
    301,619,969.14x = 36,326,162,237,841,640
  5. Step 5: Solve for x
    x = 36,326,162,237,841,640/301,619,969.14
  6. Step 6: Final answer
    x = 120,436,860.80

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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.