Home / 248,833,771.80-373,250,657.70-67,099,320.60

Finding the Fourth Proportional to 248,833,771.80, 373,250,657.70 and 67,099,320.60

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Solution

The fourth proportional to 248,833,771.80, 373,250,657.70 and 67,099,320.60 is: 100,648,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,771.80 : 373,250,657.70 = 67,099,320.60 : x
  2. Step 2: Convert to fraction form
    248,833,771.80/373,250,657.70 = 67,099,320.60/x
  3. Step 3: Cross multiply
    248,833,771.80x = 373,250,657.70 × 67,099,320.60
  4. Step 4: Simplify right side
    248,833,771.80x = 25,044,865,545,173,160
  5. Step 5: Solve for x
    x = 25,044,865,545,173,160/248,833,771.80
  6. Step 6: Final answer
    x = 100,648,980.90

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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.