Home / 3,130,478,426.76-4,696,486,375.77-1,557,327,997.32

Finding the Fourth Proportional to 3,130,478,426.76, 4,696,486,375.77 and 1,557,327,997.32

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Solution

The fourth proportional to 3,130,478,426.76, 4,696,486,375.77 and 1,557,327,997.32 is: 2,336,374,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,478,426.76 : 4,696,486,375.77 = 1,557,327,997.32 : x
  2. Step 2: Convert to fraction form
    3,130,478,426.76/4,696,486,375.77 = 1,557,327,997.32/x
  3. Step 3: Cross multiply
    3,130,478,426.76x = 4,696,486,375.77 × 1,557,327,997.32
  4. Step 4: Simplify right side
    3,130,478,426.76x = 7,313,969,722,018,558,976
  5. Step 5: Solve for x
    x = 7,313,969,722,018,558,976/3,130,478,426.76
  6. Step 6: Final answer
    x = 2,336,374,421.08

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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.