Home / 166,232,975.58-249,403,285.44-79,960,155.84

Finding the Fourth Proportional to 166,232,975.58, 249,403,285.44 and 79,960,155.84

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Solution

The fourth proportional to 166,232,975.58, 249,403,285.44 and 79,960,155.84 is: 119,966,122.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,232,975.58 : 249,403,285.44 = 79,960,155.84 : x
  2. Step 2: Convert to fraction form
    166,232,975.58/249,403,285.44 = 79,960,155.84/x
  3. Step 3: Cross multiply
    166,232,975.58x = 249,403,285.44 × 79,960,155.84
  4. Step 4: Simplify right side
    166,232,975.58x = 19,942,325,570,790,404
  5. Step 5: Solve for x
    x = 19,942,325,570,790,404/166,232,975.58
  6. Step 6: Final answer
    x = 119,966,122.85

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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.