Home / 71,948,401.80-107,922,602.70-48,990,150.60

Finding the Fourth Proportional to 71,948,401.80, 107,922,602.70 and 48,990,150.60

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Solution

The fourth proportional to 71,948,401.80, 107,922,602.70 and 48,990,150.60 is: 73,485,225.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,948,401.80 : 107,922,602.70 = 48,990,150.60 : x
  2. Step 2: Convert to fraction form
    71,948,401.80/107,922,602.70 = 48,990,150.60/x
  3. Step 3: Cross multiply
    71,948,401.80x = 107,922,602.70 × 48,990,150.60
  4. Step 4: Simplify right side
    71,948,401.80x = 5,287,144,559,416,967
  5. Step 5: Solve for x
    x = 5,287,144,559,416,967/71,948,401.80
  6. Step 6: Final answer
    x = 73,485,225.90

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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.