Home / 48,902,428.80-73,353,643.20-45,207,273.60

Finding the Fourth Proportional to 48,902,428.80, 73,353,643.20 and 45,207,273.60

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Solution

The fourth proportional to 48,902,428.80, 73,353,643.20 and 45,207,273.60 is: 67,810,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,902,428.80 : 73,353,643.20 = 45,207,273.60 : x
  2. Step 2: Convert to fraction form
    48,902,428.80/73,353,643.20 = 45,207,273.60/x
  3. Step 3: Cross multiply
    48,902,428.80x = 73,353,643.20 × 45,207,273.60
  4. Step 4: Simplify right side
    48,902,428.80x = 3,316,118,217,699,180
  5. Step 5: Solve for x
    x = 3,316,118,217,699,180/48,902,428.80
  6. Step 6: Final answer
    x = 67,810,910.40

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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.