Home / 471,691,207.60-707,536,811.40-144,166,087.60

Finding the Fourth Proportional to 471,691,207.60, 707,536,811.40 and 144,166,087.60

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Solution

The fourth proportional to 471,691,207.60, 707,536,811.40 and 144,166,087.60 is: 216,249,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,691,207.60 : 707,536,811.40 = 144,166,087.60 : x
  2. Step 2: Convert to fraction form
    471,691,207.60/707,536,811.40 = 144,166,087.60/x
  3. Step 3: Cross multiply
    471,691,207.60x = 707,536,811.40 × 144,166,087.60
  4. Step 4: Simplify right side
    471,691,207.60x = 102,002,813,932,517,072
  5. Step 5: Solve for x
    x = 102,002,813,932,517,072/471,691,207.60
  6. Step 6: Final answer
    x = 216,249,131.40

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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.