Home / 129,344,662.60-193,733,558.70-114,983,945.80

Finding the Fourth Proportional to 129,344,662.60, 193,733,558.70 and 114,983,945.80

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Solution

The fourth proportional to 129,344,662.60, 193,733,558.70 and 114,983,945.80 is: 172,223,952.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,344,662.60 : 193,733,558.70 = 114,983,945.80 : x
  2. Step 2: Convert to fraction form
    129,344,662.60/193,733,558.70 = 114,983,945.80/x
  3. Step 3: Cross multiply
    129,344,662.60x = 193,733,558.70 × 114,983,945.80
  4. Step 4: Simplify right side
    129,344,662.60x = 22,276,249,013,201,916
  5. Step 5: Solve for x
    x = 22,276,249,013,201,916/129,344,662.60
  6. Step 6: Final answer
    x = 172,223,952.39

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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.