Home / 1,046,592,003.20-1,569,888,004.80-319,486,236.80

Finding the Fourth Proportional to 1,046,592,003.20, 1,569,888,004.80 and 319,486,236.80

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Solution

The fourth proportional to 1,046,592,003.20, 1,569,888,004.80 and 319,486,236.80 is: 479,229,355.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,592,003.20 : 1,569,888,004.80 = 319,486,236.80 : x
  2. Step 2: Convert to fraction form
    1,046,592,003.20/1,569,888,004.80 = 319,486,236.80/x
  3. Step 3: Cross multiply
    1,046,592,003.20x = 1,569,888,004.80 × 319,486,236.80
  4. Step 4: Simplify right side
    1,046,592,003.20x = 501,557,610,851,012,352
  5. Step 5: Solve for x
    x = 501,557,610,851,012,352/1,046,592,003.20
  6. Step 6: Final answer
    x = 479,229,355.20

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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.