Home / 141,403,321.24-212,135,511.09-43,042,719.36

Finding the Fourth Proportional to 141,403,321.24, 212,135,511.09 and 43,042,719.36

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Solution

The fourth proportional to 141,403,321.24, 212,135,511.09 and 43,042,719.36 is: 64,573,372.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,403,321.24 : 212,135,511.09 = 43,042,719.36 : x
  2. Step 2: Convert to fraction form
    141,403,321.24/212,135,511.09 = 43,042,719.36/x
  3. Step 3: Cross multiply
    141,403,321.24x = 212,135,511.09 × 43,042,719.36
  4. Step 4: Simplify right side
    141,403,321.24x = 9,130,889,270,137,038
  5. Step 5: Solve for x
    x = 9,130,889,270,137,038/141,403,321.24
  6. Step 6: Final answer
    x = 64,573,372.04

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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.