Home / 199,148,596.80-298,604,930.40-103,597,108.80

Finding the Fourth Proportional to 199,148,596.80, 298,604,930.40 and 103,597,108.80

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Solution

The fourth proportional to 199,148,596.80, 298,604,930.40 and 103,597,108.80 is: 155,334,297.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,148,596.80 : 298,604,930.40 = 103,597,108.80 : x
  2. Step 2: Convert to fraction form
    199,148,596.80/298,604,930.40 = 103,597,108.80/x
  3. Step 3: Cross multiply
    199,148,596.80x = 298,604,930.40 × 103,597,108.80
  4. Step 4: Simplify right side
    199,148,596.80x = 30,934,607,462,865,224
  5. Step 5: Solve for x
    x = 30,934,607,462,865,224/199,148,596.80
  6. Step 6: Final answer
    x = 155,334,297.91

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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.