Home / 355,869,623.80-533,884,928.25-192,103,865.50

Finding the Fourth Proportional to 355,869,623.80, 533,884,928.25 and 192,103,865.50

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Solution

The fourth proportional to 355,869,623.80, 533,884,928.25 and 192,103,865.50 is: 288,199,249.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,869,623.80 : 533,884,928.25 = 192,103,865.50 : x
  2. Step 2: Convert to fraction form
    355,869,623.80/533,884,928.25 = 192,103,865.50/x
  3. Step 3: Cross multiply
    355,869,623.80x = 533,884,928.25 × 192,103,865.50
  4. Step 4: Simplify right side
    355,869,623.80x = 102,561,358,449,015,152
  5. Step 5: Solve for x
    x = 102,561,358,449,015,152/355,869,623.80
  6. Step 6: Final answer
    x = 288,199,249.36

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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.