Home / 598,766,809.40-898,150,214.10-339,881,996.60

Finding the Fourth Proportional to 598,766,809.40, 898,150,214.10 and 339,881,996.60

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Solution

The fourth proportional to 598,766,809.40, 898,150,214.10 and 339,881,996.60 is: 509,822,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,766,809.40 : 898,150,214.10 = 339,881,996.60 : x
  2. Step 2: Convert to fraction form
    598,766,809.40/898,150,214.10 = 339,881,996.60/x
  3. Step 3: Cross multiply
    598,766,809.40x = 898,150,214.10 × 339,881,996.60
  4. Step 4: Simplify right side
    598,766,809.40x = 305,265,088,015,025,472
  5. Step 5: Solve for x
    x = 305,265,088,015,025,472/598,766,809.40
  6. Step 6: Final answer
    x = 509,822,994.90

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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.