Home / 166,442,905.60-249,664,358.40-164,054,118.40

Finding the Fourth Proportional to 166,442,905.60, 249,664,358.40 and 164,054,118.40

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Solution

The fourth proportional to 166,442,905.60, 249,664,358.40 and 164,054,118.40 is: 246,081,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,442,905.60 : 249,664,358.40 = 164,054,118.40 : x
  2. Step 2: Convert to fraction form
    166,442,905.60/249,664,358.40 = 164,054,118.40/x
  3. Step 3: Cross multiply
    166,442,905.60x = 249,664,358.40 × 164,054,118.40
  4. Step 4: Simplify right side
    166,442,905.60x = 40,958,466,213,213,640
  5. Step 5: Solve for x
    x = 40,958,466,213,213,640/166,442,905.60
  6. Step 6: Final answer
    x = 246,081,177.60

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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.