Home / 322,925,111.20-484,387,666.80-305,918,999.20

Finding the Fourth Proportional to 322,925,111.20, 484,387,666.80 and 305,918,999.20

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Solution

The fourth proportional to 322,925,111.20, 484,387,666.80 and 305,918,999.20 is: 458,878,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,925,111.20 : 484,387,666.80 = 305,918,999.20 : x
  2. Step 2: Convert to fraction form
    322,925,111.20/484,387,666.80 = 305,918,999.20/x
  3. Step 3: Cross multiply
    322,925,111.20x = 484,387,666.80 × 305,918,999.20
  4. Step 4: Simplify right side
    322,925,111.20x = 148,183,390,252,279,072
  5. Step 5: Solve for x
    x = 148,183,390,252,279,072/322,925,111.20
  6. Step 6: Final answer
    x = 458,878,498.80

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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.