Home / 313,315,277.99-470,046,432.98-308,109,813.39

Finding the Fourth Proportional to 313,315,277.99, 470,046,432.98 and 308,109,813.39

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Solution

The fourth proportional to 313,315,277.99, 470,046,432.98 and 308,109,813.39 is: 462,237,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,315,277.99 : 470,046,432.98 = 308,109,813.39 : x
  2. Step 2: Convert to fraction form
    313,315,277.99/470,046,432.98 = 308,109,813.39/x
  3. Step 3: Cross multiply
    313,315,277.99x = 470,046,432.98 × 308,109,813.39
  4. Step 4: Simplify right side
    313,315,277.99x = 144,825,918,750,873,216
  5. Step 5: Solve for x
    x = 144,825,918,750,873,216/313,315,277.99
  6. Step 6: Final answer
    x = 462,237,014.68

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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.