Home / 498,848,563,401.60-748,272,845,102.40-340,161,131,107.20

Finding the Fourth Proportional to 498,848,563,401.60, 748,272,845,102.40 and 340,161,131,107.20

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Solution

The fourth proportional to 498,848,563,401.60, 748,272,845,102.40 and 340,161,131,107.20 is: 510,241,696,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,848,563,401.60 : 748,272,845,102.40 = 340,161,131,107.20 : x
  2. Step 2: Convert to fraction form
    498,848,563,401.60/748,272,845,102.40 = 340,161,131,107.20/x
  3. Step 3: Cross multiply
    498,848,563,401.60x = 748,272,845,102.40 × 340,161,131,107.20
  4. Step 4: Simplify right side
    498,848,563,401.60x = 254,533,337,366,835,048,218,624
  5. Step 5: Solve for x
    x = 254,533,337,366,835,048,218,624/498,848,563,401.60
  6. Step 6: Final answer
    x = 510,241,696,660.80

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Double scale
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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.