Home / 211,426,240.47-317,151,480.21-55,976,009.07

Finding the Fourth Proportional to 211,426,240.47, 317,151,480.21 and 55,976,009.07

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Solution

The fourth proportional to 211,426,240.47, 317,151,480.21 and 55,976,009.07 is: 83,967,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,426,240.47 : 317,151,480.21 = 55,976,009.07 : x
  2. Step 2: Convert to fraction form
    211,426,240.47/317,151,480.21 = 55,976,009.07/x
  3. Step 3: Cross multiply
    211,426,240.47x = 317,151,480.21 × 55,976,009.07
  4. Step 4: Simplify right side
    211,426,240.47x = 17,752,874,132,798,884
  5. Step 5: Solve for x
    x = 17,752,874,132,798,884/211,426,240.47
  6. Step 6: Final answer
    x = 83,967,222.30

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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.