Home / 152,437,133.58-210,365,157.54-82,823,676.98

Finding the Fourth Proportional to 152,437,133.58, 210,365,157.54 and 82,823,676.98

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Solution

The fourth proportional to 152,437,133.58, 210,365,157.54 and 82,823,676.98 is: 114,297,713.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,437,133.58 : 210,365,157.54 = 82,823,676.98 : x
  2. Step 2: Convert to fraction form
    152,437,133.58/210,365,157.54 = 82,823,676.98/x
  3. Step 3: Cross multiply
    152,437,133.58x = 210,365,157.54 × 82,823,676.98
  4. Step 4: Simplify right side
    152,437,133.58x = 17,423,215,855,939,772
  5. Step 5: Solve for x
    x = 17,423,215,855,939,772/152,437,133.58
  6. Step 6: Final answer
    x = 114,297,713.73

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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.