Home / 1,076,241,100.60-1,485,212,705.22-581,203,765.36

Finding the Fourth Proportional to 1,076,241,100.60, 1,485,212,705.22 and 581,203,765.36

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Solution

The fourth proportional to 1,076,241,100.60, 1,485,212,705.22 and 581,203,765.36 is: 802,061,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,241,100.60 : 1,485,212,705.22 = 581,203,765.36 : x
  2. Step 2: Convert to fraction form
    1,076,241,100.60/1,485,212,705.22 = 581,203,765.36/x
  3. Step 3: Cross multiply
    1,076,241,100.60x = 1,485,212,705.22 × 581,203,765.36
  4. Step 4: Simplify right side
    1,076,241,100.60x = 863,211,216,634,375,808
  5. Step 5: Solve for x
    x = 863,211,216,634,375,808/1,076,241,100.60
  6. Step 6: Final answer
    x = 802,061,188.85

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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.