Home / 251,946,808.40-377,920,212.60-191,032,734.80

Finding the Fourth Proportional to 251,946,808.40, 377,920,212.60 and 191,032,734.80

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Solution

The fourth proportional to 251,946,808.40, 377,920,212.60 and 191,032,734.80 is: 286,549,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,946,808.40 : 377,920,212.60 = 191,032,734.80 : x
  2. Step 2: Convert to fraction form
    251,946,808.40/377,920,212.60 = 191,032,734.80/x
  3. Step 3: Cross multiply
    251,946,808.40x = 377,920,212.60 × 191,032,734.80
  4. Step 4: Simplify right side
    251,946,808.40x = 72,195,131,749,175,424
  5. Step 5: Solve for x
    x = 72,195,131,749,175,424/251,946,808.40
  6. Step 6: Final answer
    x = 286,549,102.20

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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.