Home / 166,168,944.63-249,030,616.51-129,325,323.10

Finding the Fourth Proportional to 166,168,944.63, 249,030,616.51 and 129,325,323.10

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Solution

The fourth proportional to 166,168,944.63, 249,030,616.51 and 129,325,323.10 is: 193,814,584.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,168,944.63 : 249,030,616.51 = 129,325,323.10 : x
  2. Step 2: Convert to fraction form
    166,168,944.63/249,030,616.51 = 129,325,323.10/x
  3. Step 3: Cross multiply
    166,168,944.63x = 249,030,616.51 × 129,325,323.10
  4. Step 4: Simplify right side
    166,168,944.63x = 32,205,964,941,947,940
  5. Step 5: Solve for x
    x = 32,205,964,941,947,940/166,168,944.63
  6. Step 6: Final answer
    x = 193,814,584.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.