Home / 448,395,627.60-672,699,729.60-230,079,664.80

Finding the Fourth Proportional to 448,395,627.60, 672,699,729.60 and 230,079,664.80

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Solution

The fourth proportional to 448,395,627.60, 672,699,729.60 and 230,079,664.80 is: 345,174,035.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,395,627.60 : 672,699,729.60 = 230,079,664.80 : x
  2. Step 2: Convert to fraction form
    448,395,627.60/672,699,729.60 = 230,079,664.80/x
  3. Step 3: Cross multiply
    448,395,627.60x = 672,699,729.60 × 230,079,664.80
  4. Step 4: Simplify right side
    448,395,627.60x = 154,774,528,297,418,656
  5. Step 5: Solve for x
    x = 154,774,528,297,418,656/448,395,627.60
  6. Step 6: Final answer
    x = 345,174,035.54

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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.