Home / 166,212,068.40-249,318,102.60-45,043,520.40

Finding the Fourth Proportional to 166,212,068.40, 249,318,102.60 and 45,043,520.40

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Solution

The fourth proportional to 166,212,068.40, 249,318,102.60 and 45,043,520.40 is: 67,565,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212,068.40 : 249,318,102.60 = 45,043,520.40 : x
  2. Step 2: Convert to fraction form
    166,212,068.40/249,318,102.60 = 45,043,520.40/x
  3. Step 3: Cross multiply
    166,212,068.40x = 249,318,102.60 × 45,043,520.40
  4. Step 4: Simplify right side
    166,212,068.40x = 11,230,165,040,552,392
  5. Step 5: Solve for x
    x = 11,230,165,040,552,392/166,212,068.40
  6. Step 6: Final answer
    x = 67,565,280.60

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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.