Home / 160,677,033.82-221,758,544.51-97,989,500.05

Finding the Fourth Proportional to 160,677,033.82, 221,758,544.51 and 97,989,500.05

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Solution

The fourth proportional to 160,677,033.82, 221,758,544.51 and 97,989,500.05 is: 135,240,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,677,033.82 : 221,758,544.51 = 97,989,500.05 : x
  2. Step 2: Convert to fraction form
    160,677,033.82/221,758,544.51 = 97,989,500.05/x
  3. Step 3: Cross multiply
    160,677,033.82x = 221,758,544.51 × 97,989,500.05
  4. Step 4: Simplify right side
    160,677,033.82x = 21,730,008,907,673,688
  5. Step 5: Solve for x
    x = 21,730,008,907,673,688/160,677,033.82
  6. Step 6: Final answer
    x = 135,240,291.60

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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.