Home / 80,448,554.40-120,735,817.20-37,323,101.40

Finding the Fourth Proportional to 80,448,554.40, 120,735,817.20 and 37,323,101.40

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Solution

The fourth proportional to 80,448,554.40, 120,735,817.20 and 37,323,101.40 is: 56,013,873.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,448,554.40 : 120,735,817.20 = 37,323,101.40 : x
  2. Step 2: Convert to fraction form
    80,448,554.40/120,735,817.20 = 37,323,101.40/x
  3. Step 3: Cross multiply
    80,448,554.40x = 120,735,817.20 × 37,323,101.40
  4. Step 4: Simplify right side
    80,448,554.40x = 4,506,235,147,967,464
  5. Step 5: Solve for x
    x = 4,506,235,147,967,464/80,448,554.40
  6. Step 6: Final answer
    x = 56,013,873.48

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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.