Home / 340,462,389.08-510,765,317.22-110,413,535.78

Finding the Fourth Proportional to 340,462,389.08, 510,765,317.22 and 110,413,535.78

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Solution

The fourth proportional to 340,462,389.08, 510,765,317.22 and 110,413,535.78 is: 165,643,567.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,462,389.08 : 510,765,317.22 = 110,413,535.78 : x
  2. Step 2: Convert to fraction form
    340,462,389.08/510,765,317.22 = 110,413,535.78/x
  3. Step 3: Cross multiply
    340,462,389.08x = 510,765,317.22 × 110,413,535.78
  4. Step 4: Simplify right side
    340,462,389.08x = 56,395,404,628,053,520
  5. Step 5: Solve for x
    x = 56,395,404,628,053,520/340,462,389.08
  6. Step 6: Final answer
    x = 165,643,567.21

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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.