Home / 339,842,304,003.60-509,763,456,005.40-163,522,934,787.60

Finding the Fourth Proportional to 339,842,304,003.60, 509,763,456,005.40 and 163,522,934,787.60

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Solution

The fourth proportional to 339,842,304,003.60, 509,763,456,005.40 and 163,522,934,787.60 is: 245,284,402,181.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,842,304,003.60 : 509,763,456,005.40 = 163,522,934,787.60 : x
  2. Step 2: Convert to fraction form
    339,842,304,003.60/509,763,456,005.40 = 163,522,934,787.60/x
  3. Step 3: Cross multiply
    339,842,304,003.60x = 509,763,456,005.40 × 163,522,934,787.60
  4. Step 4: Simplify right side
    339,842,304,003.60x = 83,358,016,373,472,637,222,912
  5. Step 5: Solve for x
    x = 83,358,016,373,472,637,222,912/339,842,304,003.60
  6. Step 6: Final answer
    x = 245,284,402,181.40

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Double scale
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1.5x scale

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.