Home / 1,046,592,008.20-1,569,888,012.30-319,486,241.80

Finding the Fourth Proportional to 1,046,592,008.20, 1,569,888,012.30 and 319,486,241.80

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Solution

The fourth proportional to 1,046,592,008.20, 1,569,888,012.30 and 319,486,241.80 is: 479,229,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,592,008.20 : 1,569,888,012.30 = 319,486,241.80 : x
  2. Step 2: Convert to fraction form
    1,046,592,008.20/1,569,888,012.30 = 319,486,241.80/x
  3. Step 3: Cross multiply
    1,046,592,008.20x = 1,569,888,012.30 × 319,486,241.80
  4. Step 4: Simplify right side
    1,046,592,008.20x = 501,557,621,096,599,168
  5. Step 5: Solve for x
    x = 501,557,621,096,599,168/1,046,592,008.20
  6. Step 6: Final answer
    x = 479,229,362.70

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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.