Home / 129,409,898,663.70-194,114,847,995.55-107,351,837,658.90

Finding the Fourth Proportional to 129,409,898,663.70, 194,114,847,995.55 and 107,351,837,658.90

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Solution

The fourth proportional to 129,409,898,663.70, 194,114,847,995.55 and 107,351,837,658.90 is: 161,027,756,488.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,409,898,663.70 : 194,114,847,995.55 = 107,351,837,658.90 : x
  2. Step 2: Convert to fraction form
    129,409,898,663.70/194,114,847,995.55 = 107,351,837,658.90/x
  3. Step 3: Cross multiply
    129,409,898,663.70x = 194,114,847,995.55 × 107,351,837,658.90
  4. Step 4: Simplify right side
    129,409,898,663.70x = 20,838,585,649,200,329,916,416
  5. Step 5: Solve for x
    x = 20,838,585,649,200,329,916,416/129,409,898,663.70
  6. Step 6: Final answer
    x = 161,027,756,488.35

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1.5x scale

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.