Home / 103,690,844.19-143,097,712.16-59,637,855.33

Finding the Fourth Proportional to 103,690,844.19, 143,097,712.16 and 59,637,855.33

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Solution

The fourth proportional to 103,690,844.19, 143,097,712.16 and 59,637,855.33 is: 82,302,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,690,844.19 : 143,097,712.16 = 59,637,855.33 : x
  2. Step 2: Convert to fraction form
    103,690,844.19/143,097,712.16 = 59,637,855.33/x
  3. Step 3: Cross multiply
    103,690,844.19x = 143,097,712.16 × 59,637,855.33
  4. Step 4: Simplify right side
    103,690,844.19x = 8,534,040,655,553,872
  5. Step 5: Solve for x
    x = 8,534,040,655,553,872/103,690,844.19
  6. Step 6: Final answer
    x = 82,302,740.63

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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.