Home / 152,245,451.18-210,093,379.34-82,629,430.94

Finding the Fourth Proportional to 152,245,451.18, 210,093,379.34 and 82,629,430.94

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Solution

The fourth proportional to 152,245,451.18, 210,093,379.34 and 82,629,430.94 is: 114,025,714.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,245,451.18 : 210,093,379.34 = 82,629,430.94 : x
  2. Step 2: Convert to fraction form
    152,245,451.18/210,093,379.34 = 82,629,430.94/x
  3. Step 3: Cross multiply
    152,245,451.18x = 210,093,379.34 × 82,629,430.94
  4. Step 4: Simplify right side
    152,245,451.18x = 17,359,896,379,125,752
  5. Step 5: Solve for x
    x = 17,359,896,379,125,752/152,245,451.18
  6. Step 6: Final answer
    x = 114,025,714.69

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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.