Home / 295,373,877.89-407,639,187.51-168,219,932.66

Finding the Fourth Proportional to 295,373,877.89, 407,639,187.51 and 168,219,932.66

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Solution

The fourth proportional to 295,373,877.89, 407,639,187.51 and 168,219,932.66 is: 232,156,740.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,373,877.89 : 407,639,187.51 = 168,219,932.66 : x
  2. Step 2: Convert to fraction form
    295,373,877.89/407,639,187.51 = 168,219,932.66/x
  3. Step 3: Cross multiply
    295,373,877.89x = 407,639,187.51 × 168,219,932.66
  4. Step 4: Simplify right side
    295,373,877.89x = 68,573,036,670,471,120
  5. Step 5: Solve for x
    x = 68,573,036,670,471,120/295,373,877.89
  6. Step 6: Final answer
    x = 232,156,740.34

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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.