Home / 455,919,503.03-629,169,452.27-247,075,645.68

Finding the Fourth Proportional to 455,919,503.03, 629,169,452.27 and 247,075,645.68

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Solution

The fourth proportional to 455,919,503.03, 629,169,452.27 and 247,075,645.68 is: 340,964,682.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,919,503.03 : 629,169,452.27 = 247,075,645.68 : x
  2. Step 2: Convert to fraction form
    455,919,503.03/629,169,452.27 = 247,075,645.68/x
  3. Step 3: Cross multiply
    455,919,503.03x = 629,169,452.27 × 247,075,645.68
  4. Step 4: Simplify right side
    455,919,503.03x = 155,452,448,661,742,176
  5. Step 5: Solve for x
    x = 155,452,448,661,742,176/455,919,503.03
  6. Step 6: Final answer
    x = 340,964,682.64

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