Home / 100,845,491.24-139,167,066.15-58,467,286.40

Finding the Fourth Proportional to 100,845,491.24, 139,167,066.15 and 58,467,286.40

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Solution

The fourth proportional to 100,845,491.24, 139,167,066.15 and 58,467,286.40 is: 80,685,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,845,491.24 : 139,167,066.15 = 58,467,286.40 : x
  2. Step 2: Convert to fraction form
    100,845,491.24/139,167,066.15 = 58,467,286.40/x
  3. Step 3: Cross multiply
    100,845,491.24x = 139,167,066.15 × 58,467,286.40
  4. Step 4: Simplify right side
    100,845,491.24x = 8,136,720,714,039,796
  5. Step 5: Solve for x
    x = 8,136,720,714,039,796/100,845,491.24
  6. Step 6: Final answer
    x = 80,685,022.34

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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.