Home / 1,483,459,269.80-2,225,507,769.30-448,424,778.20

Finding the Fourth Proportional to 1,483,459,269.80, 2,225,507,769.30 and 448,424,778.20

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Solution

The fourth proportional to 1,483,459,269.80, 2,225,507,769.30 and 448,424,778.20 is: 672,733,554.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,459,269.80 : 2,225,507,769.30 = 448,424,778.20 : x
  2. Step 2: Convert to fraction form
    1,483,459,269.80/2,225,507,769.30 = 448,424,778.20/x
  3. Step 3: Cross multiply
    1,483,459,269.80x = 2,225,507,769.30 × 448,424,778.20
  4. Step 4: Simplify right side
    1,483,459,269.80x = 997,972,827,830,729,344
  5. Step 5: Solve for x
    x = 997,972,827,830,729,344/1,483,459,269.80
  6. Step 6: Final answer
    x = 672,733,554.70

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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.