Home / 216,438,614.46-298,677,285.86-117,317,233.62

Finding the Fourth Proportional to 216,438,614.46, 298,677,285.86 and 117,317,233.62

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Solution

The fourth proportional to 216,438,614.46, 298,677,285.86 and 117,317,233.62 is: 161,893,444.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,438,614.46 : 298,677,285.86 = 117,317,233.62 : x
  2. Step 2: Convert to fraction form
    216,438,614.46/298,677,285.86 = 117,317,233.62/x
  3. Step 3: Cross multiply
    216,438,614.46x = 298,677,285.86 × 117,317,233.62
  4. Step 4: Simplify right side
    216,438,614.46x = 35,039,992,922,225,144
  5. Step 5: Solve for x
    x = 35,039,992,922,225,144/216,438,614.46
  6. Step 6: Final answer
    x = 161,893,444.98

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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.