Home / 375,959,631.60-518,825,784.60-210,936,426.48

Finding the Fourth Proportional to 375,959,631.60, 518,825,784.60 and 210,936,426.48

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Solution

The fourth proportional to 375,959,631.60, 518,825,784.60 and 210,936,426.48 is: 291,093,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,959,631.60 : 518,825,784.60 = 210,936,426.48 : x
  2. Step 2: Convert to fraction form
    375,959,631.60/518,825,784.60 = 210,936,426.48/x
  3. Step 3: Cross multiply
    375,959,631.60x = 518,825,784.60 × 210,936,426.48
  4. Step 4: Simplify right side
    375,959,631.60x = 109,439,256,969,206,208
  5. Step 5: Solve for x
    x = 109,439,256,969,206,208/375,959,631.60
  6. Step 6: Final answer
    x = 291,093,106.20

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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.