Home / 260,761,457,004.30-391,142,185,506.45-260,761,457,004.30

Finding the Fourth Proportional to 260,761,457,004.30, 391,142,185,506.45 and 260,761,457,004.30

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Solution

The fourth proportional to 260,761,457,004.30, 391,142,185,506.45 and 260,761,457,004.30 is: 391,142,185,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,761,457,004.30 : 391,142,185,506.45 = 260,761,457,004.30 : x
  2. Step 2: Convert to fraction form
    260,761,457,004.30/391,142,185,506.45 = 260,761,457,004.30/x
  3. Step 3: Cross multiply
    260,761,457,004.30x = 391,142,185,506.45 × 260,761,457,004.30
  4. Step 4: Simplify right side
    260,761,457,004.30x = 101,994,806,188,508,088,107,008
  5. Step 5: Solve for x
    x = 101,994,806,188,508,088,107,008/260,761,457,004.30
  6. Step 6: Final answer
    x = 391,142,185,506.45

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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.