Home / 129,327,807.60-193,991,711.40-116,573,223.60

Finding the Fourth Proportional to 129,327,807.60, 193,991,711.40 and 116,573,223.60

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Solution

The fourth proportional to 129,327,807.60, 193,991,711.40 and 116,573,223.60 is: 174,859,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,327,807.60 : 193,991,711.40 = 116,573,223.60 : x
  2. Step 2: Convert to fraction form
    129,327,807.60/193,991,711.40 = 116,573,223.60/x
  3. Step 3: Cross multiply
    129,327,807.60x = 193,991,711.40 × 116,573,223.60
  4. Step 4: Simplify right side
    129,327,807.60x = 22,614,239,149,578,868
  5. Step 5: Solve for x
    x = 22,614,239,149,578,868/129,327,807.60
  6. Step 6: Final answer
    x = 174,859,835.40

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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.