Home / 493,449,084.90-740,173,627.35-415,964,987.10

Finding the Fourth Proportional to 493,449,084.90, 740,173,627.35 and 415,964,987.10

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Solution

The fourth proportional to 493,449,084.90, 740,173,627.35 and 415,964,987.10 is: 623,947,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,449,084.90 : 740,173,627.35 = 415,964,987.10 : x
  2. Step 2: Convert to fraction form
    493,449,084.90/740,173,627.35 = 415,964,987.10/x
  3. Step 3: Cross multiply
    493,449,084.90x = 740,173,627.35 × 415,964,987.10
  4. Step 4: Simplify right side
    493,449,084.90x = 307,886,313,352,403,008
  5. Step 5: Solve for x
    x = 307,886,313,352,403,008/493,449,084.90
  6. Step 6: Final answer
    x = 623,947,480.65

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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.