Home / 211,373,738.92-317,057,809.02-58,019,821.48

Finding the Fourth Proportional to 211,373,738.92, 317,057,809.02 and 58,019,821.48

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Solution

The fourth proportional to 211,373,738.92, 317,057,809.02 and 58,019,821.48 is: 87,028,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,373,738.92 : 317,057,809.02 = 58,019,821.48 : x
  2. Step 2: Convert to fraction form
    211,373,738.92/317,057,809.02 = 58,019,821.48/x
  3. Step 3: Cross multiply
    211,373,738.92x = 317,057,809.02 × 58,019,821.48
  4. Step 4: Simplify right side
    211,373,738.92x = 18,395,637,478,180,332
  5. Step 5: Solve for x
    x = 18,395,637,478,180,332/211,373,738.92
  6. Step 6: Final answer
    x = 87,028,963.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.