Home / 66,453,437.60-99,572,847.60-37,613,808.80

Finding the Fourth Proportional to 66,453,437.60, 99,572,847.60 and 37,613,808.80

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Solution

The fourth proportional to 66,453,437.60, 99,572,847.60 and 37,613,808.80 is: 56,359,974.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,453,437.60 : 99,572,847.60 = 37,613,808.80 : x
  2. Step 2: Convert to fraction form
    66,453,437.60/99,572,847.60 = 37,613,808.80/x
  3. Step 3: Cross multiply
    66,453,437.60x = 99,572,847.60 × 37,613,808.80
  4. Step 4: Simplify right side
    66,453,437.60x = 3,745,314,051,297,938.50
  5. Step 5: Solve for x
    x = 3,745,314,051,297,938.50/66,453,437.60
  6. Step 6: Final answer
    x = 56,359,974.54

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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.