Home / 229,505,724-344,258,375.65-71,939,871.71

Finding the Fourth Proportional to 229,505,724, 344,258,375.65 and 71,939,871.71

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Solution

The fourth proportional to 229,505,724, 344,258,375.65 and 71,939,871.71 is: 107,909,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,505,724 : 344,258,375.65 = 71,939,871.71 : x
  2. Step 2: Convert to fraction form
    229,505,724/344,258,375.65 = 71,939,871.71/x
  3. Step 3: Cross multiply
    229,505,724x = 344,258,375.65 × 71,939,871.71
  4. Step 4: Simplify right side
    229,505,724x = 24,765,903,381,084,916
  5. Step 5: Solve for x
    x = 24,765,903,381,084,916/229,505,724
  6. Step 6: Final answer
    x = 107,909,741.64

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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.