Home / 558,956,758.98-771,363,487.20-324,146,835.84

Finding the Fourth Proportional to 558,956,758.98, 771,363,487.20 and 324,146,835.84

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Solution

The fourth proportional to 558,956,758.98, 771,363,487.20 and 324,146,835.84 is: 447,324,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,956,758.98 : 771,363,487.20 = 324,146,835.84 : x
  2. Step 2: Convert to fraction form
    558,956,758.98/771,363,487.20 = 324,146,835.84/x
  3. Step 3: Cross multiply
    558,956,758.98x = 771,363,487.20 × 324,146,835.84
  4. Step 4: Simplify right side
    558,956,758.98x = 250,035,033,658,388,352
  5. Step 5: Solve for x
    x = 250,035,033,658,388,352/558,956,758.98
  6. Step 6: Final answer
    x = 447,324,465.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.