Home / 3,408,090,507.74-5,115,278,279.75-1,728,554,750.48

Finding the Fourth Proportional to 3,408,090,507.74, 5,115,278,279.75 and 1,728,554,750.48

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Solution

The fourth proportional to 3,408,090,507.74, 5,115,278,279.75 and 1,728,554,750.48 is: 2,594,425,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,090,507.74 : 5,115,278,279.75 = 1,728,554,750.48 : x
  2. Step 2: Convert to fraction form
    3,408,090,507.74/5,115,278,279.75 = 1,728,554,750.48/x
  3. Step 3: Cross multiply
    3,408,090,507.74x = 5,115,278,279.75 × 1,728,554,750.48
  4. Step 4: Simplify right side
    3,408,090,507.74x = 8,842,038,570,493,170,688
  5. Step 5: Solve for x
    x = 8,842,038,570,493,170,688/3,408,090,507.74
  6. Step 6: Final answer
    x = 2,594,425,984.41

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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.