Home / 161,664,704.40-242,497,056.60-143,808,286.80

Finding the Fourth Proportional to 161,664,704.40, 242,497,056.60 and 143,808,286.80

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Solution

The fourth proportional to 161,664,704.40, 242,497,056.60 and 143,808,286.80 is: 215,712,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,664,704.40 : 242,497,056.60 = 143,808,286.80 : x
  2. Step 2: Convert to fraction form
    161,664,704.40/242,497,056.60 = 143,808,286.80/x
  3. Step 3: Cross multiply
    161,664,704.40x = 242,497,056.60 × 143,808,286.80
  4. Step 4: Simplify right side
    161,664,704.40x = 34,873,086,263,688,636
  5. Step 5: Solve for x
    x = 34,873,086,263,688,636/161,664,704.40
  6. Step 6: Final answer
    x = 215,712,430.20

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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.