Home / 298,415,903.70-447,623,855.55-177,184,953.30

Finding the Fourth Proportional to 298,415,903.70, 447,623,855.55 and 177,184,953.30

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Solution

The fourth proportional to 298,415,903.70, 447,623,855.55 and 177,184,953.30 is: 265,777,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,415,903.70 : 447,623,855.55 = 177,184,953.30 : x
  2. Step 2: Convert to fraction form
    298,415,903.70/447,623,855.55 = 177,184,953.30/x
  3. Step 3: Cross multiply
    298,415,903.70x = 447,623,855.55 × 177,184,953.30
  4. Step 4: Simplify right side
    298,415,903.70x = 79,312,211,941,592,704
  5. Step 5: Solve for x
    x = 79,312,211,941,592,704/298,415,903.70
  6. Step 6: Final answer
    x = 265,777,429.95

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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.