Home / 598,766,801.40-898,150,202.10-339,881,988.60

Finding the Fourth Proportional to 598,766,801.40, 898,150,202.10 and 339,881,988.60

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Solution

The fourth proportional to 598,766,801.40, 898,150,202.10 and 339,881,988.60 is: 509,822,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,766,801.40 : 898,150,202.10 = 339,881,988.60 : x
  2. Step 2: Convert to fraction form
    598,766,801.40/898,150,202.10 = 339,881,988.60/x
  3. Step 3: Cross multiply
    598,766,801.40x = 898,150,202.10 × 339,881,988.60
  4. Step 4: Simplify right side
    598,766,801.40x = 305,265,076,751,239,936
  5. Step 5: Solve for x
    x = 305,265,076,751,239,936/598,766,801.40
  6. Step 6: Final answer
    x = 509,822,982.90

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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.