Home / 969,141,877.20-1,453,712,815.80-864,333,838.80

Finding the Fourth Proportional to 969,141,877.20, 1,453,712,815.80 and 864,333,838.80

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Solution

The fourth proportional to 969,141,877.20, 1,453,712,815.80 and 864,333,838.80 is: 1,296,500,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,141,877.20 : 1,453,712,815.80 = 864,333,838.80 : x
  2. Step 2: Convert to fraction form
    969,141,877.20/1,453,712,815.80 = 864,333,838.80/x
  3. Step 3: Cross multiply
    969,141,877.20x = 1,453,712,815.80 × 864,333,838.80
  4. Step 4: Simplify right side
    969,141,877.20x = 1,256,493,178,593,171,200
  5. Step 5: Solve for x
    x = 1,256,493,178,593,171,200/969,141,877.20
  6. Step 6: Final answer
    x = 1,296,500,758.20

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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.