Home / 209,300,032-288,831,222.93-116,480,515.24

Finding the Fourth Proportional to 209,300,032, 288,831,222.93 and 116,480,515.24

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Solution

The fourth proportional to 209,300,032, 288,831,222.93 and 116,480,515.24 is: 160,741,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,300,032 : 288,831,222.93 = 116,480,515.24 : x
  2. Step 2: Convert to fraction form
    209,300,032/288,831,222.93 = 116,480,515.24/x
  3. Step 3: Cross multiply
    209,300,032x = 288,831,222.93 × 116,480,515.24
  4. Step 4: Simplify right side
    209,300,032x = 33,643,209,664,285,700
  5. Step 5: Solve for x
    x = 33,643,209,664,285,700/209,300,032
  6. Step 6: Final answer
    x = 160,741,540.95

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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.