Home / 100,943,843.49-139,349,004.89-59,122,104.93

Finding the Fourth Proportional to 100,943,843.49, 139,349,004.89 and 59,122,104.93

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Solution

The fourth proportional to 100,943,843.49, 139,349,004.89 and 59,122,104.93 is: 81,615,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,943,843.49 : 139,349,004.89 = 59,122,104.93 : x
  2. Step 2: Convert to fraction form
    100,943,843.49/139,349,004.89 = 59,122,104.93/x
  3. Step 3: Cross multiply
    100,943,843.49x = 139,349,004.89 × 59,122,104.93
  4. Step 4: Simplify right side
    100,943,843.49x = 8,238,606,488,702,052
  5. Step 5: Solve for x
    x = 8,238,606,488,702,052/100,943,843.49
  6. Step 6: Final answer
    x = 81,615,740.04

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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.