Home / 132,869,487.60-199,304,231.40-120,114,903.60

Finding the Fourth Proportional to 132,869,487.60, 199,304,231.40 and 120,114,903.60

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Solution

The fourth proportional to 132,869,487.60, 199,304,231.40 and 120,114,903.60 is: 180,172,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,869,487.60 : 199,304,231.40 = 120,114,903.60 : x
  2. Step 2: Convert to fraction form
    132,869,487.60/199,304,231.40 = 120,114,903.60/x
  3. Step 3: Cross multiply
    132,869,487.60x = 199,304,231.40 × 120,114,903.60
  4. Step 4: Simplify right side
    132,869,487.60x = 23,939,408,541,683,092
  5. Step 5: Solve for x
    x = 23,939,408,541,683,092/132,869,487.60
  6. Step 6: Final answer
    x = 180,172,355.40

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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.