Home / 66,312,966.35-99,003,187.89-50,668,921.04

Finding the Fourth Proportional to 66,312,966.35, 99,003,187.89 and 50,668,921.04

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Solution

The fourth proportional to 66,312,966.35, 99,003,187.89 and 50,668,921.04 is: 75,647,116.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,312,966.35 : 99,003,187.89 = 50,668,921.04 : x
  2. Step 2: Convert to fraction form
    66,312,966.35/99,003,187.89 = 50,668,921.04/x
  3. Step 3: Cross multiply
    66,312,966.35x = 99,003,187.89 × 50,668,921.04
  4. Step 4: Simplify right side
    66,312,966.35x = 5,016,384,709,411,678
  5. Step 5: Solve for x
    x = 5,016,384,709,411,678/66,312,966.35
  6. Step 6: Final answer
    x = 75,647,116.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.