Home / 166,165,205.60-249,247,808.40-74,048,765.60

Finding the Fourth Proportional to 166,165,205.60, 249,247,808.40 and 74,048,765.60

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Solution

The fourth proportional to 166,165,205.60, 249,247,808.40 and 74,048,765.60 is: 111,073,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,165,205.60 : 249,247,808.40 = 74,048,765.60 : x
  2. Step 2: Convert to fraction form
    166,165,205.60/249,247,808.40 = 74,048,765.60/x
  3. Step 3: Cross multiply
    166,165,205.60x = 249,247,808.40 × 74,048,765.60
  4. Step 4: Simplify right side
    166,165,205.60x = 18,456,492,540,525,308
  5. Step 5: Solve for x
    x = 18,456,492,540,525,308/166,165,205.60
  6. Step 6: Final answer
    x = 111,073,148.40

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1.5x scale

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.