Home / 118,578,477,959.05-163,638,299,583.51-67,829,420,622.63

Finding the Fourth Proportional to 118,578,477,959.05, 163,638,299,583.51 and 67,829,420,622.63

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Solution

The fourth proportional to 118,578,477,959.05, 163,638,299,583.51 and 67,829,420,622.63 is: 93,604,600,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,578,477,959.05 : 163,638,299,583.51 = 67,829,420,622.63 : x
  2. Step 2: Convert to fraction form
    118,578,477,959.05/163,638,299,583.51 = 67,829,420,622.63/x
  3. Step 3: Cross multiply
    118,578,477,959.05x = 163,638,299,583.51 × 67,829,420,622.63
  4. Step 4: Simplify right side
    118,578,477,959.05x = 11,099,491,052,421,839,323,136
  5. Step 5: Solve for x
    x = 11,099,491,052,421,839,323,136/118,578,477,959.05
  6. Step 6: Final answer
    x = 93,604,600,459.24

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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.