Home / 1,348,652,020.70-2,022,978,031.05-379,303,636.70

Finding the Fourth Proportional to 1,348,652,020.70, 2,022,978,031.05 and 379,303,636.70

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Solution

The fourth proportional to 1,348,652,020.70, 2,022,978,031.05 and 379,303,636.70 is: 568,955,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,652,020.70 : 2,022,978,031.05 = 379,303,636.70 : x
  2. Step 2: Convert to fraction form
    1,348,652,020.70/2,022,978,031.05 = 379,303,636.70/x
  3. Step 3: Cross multiply
    1,348,652,020.70x = 2,022,978,031.05 × 379,303,636.70
  4. Step 4: Simplify right side
    1,348,652,020.70x = 767,322,924,141,470,464
  5. Step 5: Solve for x
    x = 767,322,924,141,470,464/1,348,652,020.70
  6. Step 6: Final answer
    x = 568,955,455.05

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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.