Home / 675,355,556.20-1,013,033,334.30-637,732,157.80

Finding the Fourth Proportional to 675,355,556.20, 1,013,033,334.30 and 637,732,157.80

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Solution

The fourth proportional to 675,355,556.20, 1,013,033,334.30 and 637,732,157.80 is: 956,598,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,355,556.20 : 1,013,033,334.30 = 637,732,157.80 : x
  2. Step 2: Convert to fraction form
    675,355,556.20/1,013,033,334.30 = 637,732,157.80/x
  3. Step 3: Cross multiply
    675,355,556.20x = 1,013,033,334.30 × 637,732,157.80
  4. Step 4: Simplify right side
    675,355,556.20x = 646,043,934,206,467,712
  5. Step 5: Solve for x
    x = 646,043,934,206,467,712/675,355,556.20
  6. Step 6: Final answer
    x = 956,598,236.70

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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.