Home / 298,727,056.23-447,835,001.81-114,626,647.68

Finding the Fourth Proportional to 298,727,056.23, 447,835,001.81 and 114,626,647.68

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Solution

The fourth proportional to 298,727,056.23, 447,835,001.81 and 114,626,647.68 is: 171,841,900.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,727,056.23 : 447,835,001.81 = 114,626,647.68 : x
  2. Step 2: Convert to fraction form
    298,727,056.23/447,835,001.81 = 114,626,647.68/x
  3. Step 3: Cross multiply
    298,727,056.23x = 447,835,001.81 × 114,626,647.68
  4. Step 4: Simplify right side
    298,727,056.23x = 51,333,824,970,673,904
  5. Step 5: Solve for x
    x = 51,333,824,970,673,904/298,727,056.23
  6. Step 6: Final answer
    x = 171,841,900.16

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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.