Home / 504,453,887.20-756,680,830.80-296,979,320.80

Finding the Fourth Proportional to 504,453,887.20, 756,680,830.80 and 296,979,320.80

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Solution

The fourth proportional to 504,453,887.20, 756,680,830.80 and 296,979,320.80 is: 445,468,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,453,887.20 : 756,680,830.80 = 296,979,320.80 : x
  2. Step 2: Convert to fraction form
    504,453,887.20/756,680,830.80 = 296,979,320.80/x
  3. Step 3: Cross multiply
    504,453,887.20x = 756,680,830.80 × 296,979,320.80
  4. Step 4: Simplify right side
    504,453,887.20x = 224,718,559,193,363,712
  5. Step 5: Solve for x
    x = 224,718,559,193,363,712/504,453,887.20
  6. Step 6: Final answer
    x = 445,468,981.20

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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.