Home / 611,397,853.12-917,238,458.64-174,704,224.96

Finding the Fourth Proportional to 611,397,853.12, 917,238,458.64 and 174,704,224.96

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Solution

The fourth proportional to 611,397,853.12, 917,238,458.64 and 174,704,224.96 is: 262,096,821.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,397,853.12 : 917,238,458.64 = 174,704,224.96 : x
  2. Step 2: Convert to fraction form
    611,397,853.12/917,238,458.64 = 174,704,224.96/x
  3. Step 3: Cross multiply
    611,397,853.12x = 917,238,458.64 × 174,704,224.96
  4. Step 4: Simplify right side
    611,397,853.12x = 160,245,434,020,206,208
  5. Step 5: Solve for x
    x = 160,245,434,020,206,208/611,397,853.12
  6. Step 6: Final answer
    x = 262,096,821.57

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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.