Home / 334,971,258.60-461,939,529.05-221,761,542.60

Finding the Fourth Proportional to 334,971,258.60, 461,939,529.05 and 221,761,542.60

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Solution

The fourth proportional to 334,971,258.60, 461,939,529.05 and 221,761,542.60 is: 305,818,543.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,971,258.60 : 461,939,529.05 = 221,761,542.60 : x
  2. Step 2: Convert to fraction form
    334,971,258.60/461,939,529.05 = 221,761,542.60/x
  3. Step 3: Cross multiply
    334,971,258.60x = 461,939,529.05 × 221,761,542.60
  4. Step 4: Simplify right side
    334,971,258.60x = 102,440,422,550,045,520
  5. Step 5: Solve for x
    x = 102,440,422,550,045,520/334,971,258.60
  6. Step 6: Final answer
    x = 305,818,543.89

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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.