Home / 346,485,855.60-520,022,716.20-142,160,569.20

Finding the Fourth Proportional to 346,485,855.60, 520,022,716.20 and 142,160,569.20

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Solution

The fourth proportional to 346,485,855.60, 520,022,716.20 and 142,160,569.20 is: 213,361,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,485,855.60 : 520,022,716.20 = 142,160,569.20 : x
  2. Step 2: Convert to fraction form
    346,485,855.60/520,022,716.20 = 142,160,569.20/x
  3. Step 3: Cross multiply
    346,485,855.60x = 520,022,716.20 × 142,160,569.20
  4. Step 4: Simplify right side
    346,485,855.60x = 73,926,725,331,922,048
  5. Step 5: Solve for x
    x = 73,926,725,331,922,048/346,485,855.60
  6. Step 6: Final answer
    x = 213,361,452.24

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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.