Home / 283,629,317.11-391,408,453.38-153,249,125.11

Finding the Fourth Proportional to 283,629,317.11, 391,408,453.38 and 153,249,125.11

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Solution

The fourth proportional to 283,629,317.11, 391,408,453.38 and 153,249,125.11 is: 211,483,790.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,629,317.11 : 391,408,453.38 = 153,249,125.11 : x
  2. Step 2: Convert to fraction form
    283,629,317.11/391,408,453.38 = 153,249,125.11/x
  3. Step 3: Cross multiply
    283,629,317.11x = 391,408,453.38 × 153,249,125.11
  4. Step 4: Simplify right side
    283,629,317.11x = 59,983,003,041,143,224
  5. Step 5: Solve for x
    x = 59,983,003,041,143,224/283,629,317.11
  6. Step 6: Final answer
    x = 211,483,790.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.