Home / 129,529,988.87-194,223,831.48-63,806,514.35

Finding the Fourth Proportional to 129,529,988.87, 194,223,831.48 and 63,806,514.35

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Solution

The fourth proportional to 129,529,988.87, 194,223,831.48 and 63,806,514.35 is: 95,674,722.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,529,988.87 : 194,223,831.48 = 63,806,514.35 : x
  2. Step 2: Convert to fraction form
    129,529,988.87/194,223,831.48 = 63,806,514.35/x
  3. Step 3: Cross multiply
    129,529,988.87x = 194,223,831.48 × 63,806,514.35
  4. Step 4: Simplify right side
    129,529,988.87x = 12,392,745,689,469,482
  5. Step 5: Solve for x
    x = 12,392,745,689,469,482/129,529,988.87
  6. Step 6: Final answer
    x = 95,674,722.11

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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.