Home / 66,530,256.60-99,809,900.10-37,790,160.60

Finding the Fourth Proportional to 66,530,256.60, 99,809,900.10 and 37,790,160.60

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Solution

The fourth proportional to 66,530,256.60, 99,809,900.10 and 37,790,160.60 is: 56,693,485.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,530,256.60 : 99,809,900.10 = 37,790,160.60 : x
  2. Step 2: Convert to fraction form
    66,530,256.60/99,809,900.10 = 37,790,160.60/x
  3. Step 3: Cross multiply
    66,530,256.60x = 99,809,900.10 × 37,790,160.60
  4. Step 4: Simplify right side
    66,530,256.60x = 3,771,832,154,248,956
  5. Step 5: Solve for x
    x = 3,771,832,154,248,956/66,530,256.60
  6. Step 6: Final answer
    x = 56,693,485.75

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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.