Home / 82,169,850.96-113,394,368.52-45,500,412.24

Finding the Fourth Proportional to 82,169,850.96, 113,394,368.52 and 45,500,412.24

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Solution

The fourth proportional to 82,169,850.96, 113,394,368.52 and 45,500,412.24 is: 62,790,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,169,850.96 : 113,394,368.52 = 45,500,412.24 : x
  2. Step 2: Convert to fraction form
    82,169,850.96/113,394,368.52 = 45,500,412.24/x
  3. Step 3: Cross multiply
    82,169,850.96x = 113,394,368.52 × 45,500,412.24
  4. Step 4: Simplify right side
    82,169,850.96x = 5,159,490,513,354,479
  5. Step 5: Solve for x
    x = 5,159,490,513,354,479/82,169,850.96
  6. Step 6: Final answer
    x = 62,790,554.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.