Home / 412,497,601.58-619,018,994.41-194,210,369.58

Finding the Fourth Proportional to 412,497,601.58, 619,018,994.41 and 194,210,369.58

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Solution

The fourth proportional to 412,497,601.58, 619,018,994.41 and 194,210,369.58 is: 291,443,895.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,497,601.58 : 619,018,994.41 = 194,210,369.58 : x
  2. Step 2: Convert to fraction form
    412,497,601.58/619,018,994.41 = 194,210,369.58/x
  3. Step 3: Cross multiply
    412,497,601.58x = 619,018,994.41 × 194,210,369.58
  4. Step 4: Simplify right side
    412,497,601.58x = 120,219,907,683,241,856
  5. Step 5: Solve for x
    x = 120,219,907,683,241,856/412,497,601.58
  6. Step 6: Final answer
    x = 291,443,895.00

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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.