Home / 590,088,007.20-885,132,010.80-446,760,775.20

Finding the Fourth Proportional to 590,088,007.20, 885,132,010.80 and 446,760,775.20

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Solution

The fourth proportional to 590,088,007.20, 885,132,010.80 and 446,760,775.20 is: 670,141,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,088,007.20 : 885,132,010.80 = 446,760,775.20 : x
  2. Step 2: Convert to fraction form
    590,088,007.20/885,132,010.80 = 446,760,775.20/x
  3. Step 3: Cross multiply
    590,088,007.20x = 885,132,010.80 × 446,760,775.20
  4. Step 4: Simplify right side
    590,088,007.20x = 395,442,263,299,342,720
  5. Step 5: Solve for x
    x = 395,442,263,299,342,720/590,088,007.20
  6. Step 6: Final answer
    x = 670,141,162.80

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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.