Home / 160,688,011,394.45-221,749,491,919.82-88,430,076,241.60

Finding the Fourth Proportional to 160,688,011,394.45, 221,749,491,919.82 and 88,430,076,241.60

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Solution

The fourth proportional to 160,688,011,394.45, 221,749,491,919.82 and 88,430,076,241.60 is: 122,033,525,132.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,688,011,394.45 : 221,749,491,919.82 = 88,430,076,241.60 : x
  2. Step 2: Convert to fraction form
    160,688,011,394.45/221,749,491,919.82 = 88,430,076,241.60/x
  3. Step 3: Cross multiply
    160,688,011,394.45x = 221,749,491,919.82 × 88,430,076,241.60
  4. Step 4: Simplify right side
    160,688,011,394.45x = 19,609,324,477,005,749,551,104
  5. Step 5: Solve for x
    x = 19,609,324,477,005,749,551,104/160,688,011,394.45
  6. Step 6: Final answer
    x = 122,033,525,132.56

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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.