Home / 144,940,798-199,952,393.16-86,170,115.84

Finding the Fourth Proportional to 144,940,798, 199,952,393.16 and 86,170,115.84

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Solution

The fourth proportional to 144,940,798, 199,952,393.16 and 86,170,115.84 is: 118,875,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,940,798 : 199,952,393.16 = 86,170,115.84 : x
  2. Step 2: Convert to fraction form
    144,940,798/199,952,393.16 = 86,170,115.84/x
  3. Step 3: Cross multiply
    144,940,798x = 199,952,393.16 × 86,170,115.84
  4. Step 4: Simplify right side
    144,940,798x = 17,229,920,881,082,424
  5. Step 5: Solve for x
    x = 17,229,920,881,082,424/144,940,798
  6. Step 6: Final answer
    x = 118,875,576.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.