Home / 598,893,619.20-898,340,428.80-168,072,115.20

Finding the Fourth Proportional to 598,893,619.20, 898,340,428.80 and 168,072,115.20

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Solution

The fourth proportional to 598,893,619.20, 898,340,428.80 and 168,072,115.20 is: 252,108,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,893,619.20 : 898,340,428.80 = 168,072,115.20 : x
  2. Step 2: Convert to fraction form
    598,893,619.20/898,340,428.80 = 168,072,115.20/x
  3. Step 3: Cross multiply
    598,893,619.20x = 898,340,428.80 × 168,072,115.20
  4. Step 4: Simplify right side
    598,893,619.20x = 150,985,976,038,090,976
  5. Step 5: Solve for x
    x = 150,985,976,038,090,976/598,893,619.20
  6. Step 6: Final answer
    x = 252,108,172.80

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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.