Home / 101,637,260.51-140,260,260.21-55,227,514.43

Finding the Fourth Proportional to 101,637,260.51, 140,260,260.21 and 55,227,514.43

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Solution

The fourth proportional to 101,637,260.51, 140,260,260.21 and 55,227,514.43 is: 76,214,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,637,260.51 : 140,260,260.21 = 55,227,514.43 : x
  2. Step 2: Convert to fraction form
    101,637,260.51/140,260,260.21 = 55,227,514.43/x
  3. Step 3: Cross multiply
    101,637,260.51x = 140,260,260.21 × 55,227,514.43
  4. Step 4: Simplify right side
    101,637,260.51x = 7,746,225,544,703,330
  5. Step 5: Solve for x
    x = 7,746,225,544,703,330/101,637,260.51
  6. Step 6: Final answer
    x = 76,214,426.74

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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.