Home / 196,838,570.40-295,257,855.60-186,984,823.20

Finding the Fourth Proportional to 196,838,570.40, 295,257,855.60 and 186,984,823.20

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Solution

The fourth proportional to 196,838,570.40, 295,257,855.60 and 186,984,823.20 is: 280,477,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,838,570.40 : 295,257,855.60 = 186,984,823.20 : x
  2. Step 2: Convert to fraction form
    196,838,570.40/295,257,855.60 = 186,984,823.20/x
  3. Step 3: Cross multiply
    196,838,570.40x = 295,257,855.60 × 186,984,823.20
  4. Step 4: Simplify right side
    196,838,570.40x = 55,208,737,927,777,128
  5. Step 5: Solve for x
    x = 55,208,737,927,777,128/196,838,570.40
  6. Step 6: Final answer
    x = 280,477,234.80

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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.