Home / 66,453,435.60-99,572,844.60-37,613,806.80

Finding the Fourth Proportional to 66,453,435.60, 99,572,844.60 and 37,613,806.80

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Solution

The fourth proportional to 66,453,435.60, 99,572,844.60 and 37,613,806.80 is: 56,359,971.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,453,435.60 : 99,572,844.60 = 37,613,806.80 : x
  2. Step 2: Convert to fraction form
    66,453,435.60/99,572,844.60 = 37,613,806.80/x
  3. Step 3: Cross multiply
    66,453,435.60x = 99,572,844.60 × 37,613,806.80
  4. Step 4: Simplify right side
    66,453,435.60x = 3,745,313,739,310,823
  5. Step 5: Solve for x
    x = 3,745,313,739,310,823/66,453,435.60
  6. Step 6: Final answer
    x = 56,359,971.54

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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.