Home / 747,470,369.70-1,121,205,554.55-332,946,389.70

Finding the Fourth Proportional to 747,470,369.70, 1,121,205,554.55 and 332,946,389.70

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Solution

The fourth proportional to 747,470,369.70, 1,121,205,554.55 and 332,946,389.70 is: 499,419,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,470,369.70 : 1,121,205,554.55 = 332,946,389.70 : x
  2. Step 2: Convert to fraction form
    747,470,369.70/1,121,205,554.55 = 332,946,389.70/x
  3. Step 3: Cross multiply
    747,470,369.70x = 1,121,205,554.55 × 332,946,389.70
  4. Step 4: Simplify right side
    747,470,369.70x = 373,301,341,499,008,896
  5. Step 5: Solve for x
    x = 373,301,341,499,008,896/747,470,369.70
  6. Step 6: Final answer
    x = 499,419,584.55

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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.