Home / 998,548,243.20-1,497,374,467.20-384,928,531.20

Finding the Fourth Proportional to 998,548,243.20, 1,497,374,467.20 and 384,928,531.20

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Solution

The fourth proportional to 998,548,243.20, 1,497,374,467.20 and 384,928,531.20 is: 577,220,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,548,243.20 : 1,497,374,467.20 = 384,928,531.20 : x
  2. Step 2: Convert to fraction form
    998,548,243.20/1,497,374,467.20 = 384,928,531.20/x
  3. Step 3: Cross multiply
    998,548,243.20x = 1,497,374,467.20 × 384,928,531.20
  4. Step 4: Simplify right side
    998,548,243.20x = 576,382,154,315,678,592
  5. Step 5: Solve for x
    x = 576,382,154,315,678,592/998,548,243.20
  6. Step 6: Final answer
    x = 577,220,137.58

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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.