Home / 598,968,007.20-898,452,010.80-423,616,096.80

Finding the Fourth Proportional to 598,968,007.20, 898,452,010.80 and 423,616,096.80

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Solution

The fourth proportional to 598,968,007.20, 898,452,010.80 and 423,616,096.80 is: 635,424,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,968,007.20 : 898,452,010.80 = 423,616,096.80 : x
  2. Step 2: Convert to fraction form
    598,968,007.20/898,452,010.80 = 423,616,096.80/x
  3. Step 3: Cross multiply
    598,968,007.20x = 898,452,010.80 × 423,616,096.80
  4. Step 4: Simplify right side
    598,968,007.20x = 380,598,733,977,207,424
  5. Step 5: Solve for x
    x = 380,598,733,977,207,424/598,968,007.20
  6. Step 6: Final answer
    x = 635,424,145.20

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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.