Home / 497,457,771.57-746,024,994.32-165,375,643.41

Finding the Fourth Proportional to 497,457,771.57, 746,024,994.32 and 165,375,643.41

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Solution

The fourth proportional to 497,457,771.57, 746,024,994.32 and 165,375,643.41 is: 248,009,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,457,771.57 : 746,024,994.32 = 165,375,643.41 : x
  2. Step 2: Convert to fraction form
    497,457,771.57/746,024,994.32 = 165,375,643.41/x
  3. Step 3: Cross multiply
    497,457,771.57x = 746,024,994.32 × 165,375,643.41
  4. Step 4: Simplify right side
    497,457,771.57x = 123,374,363,434,784,720
  5. Step 5: Solve for x
    x = 123,374,363,434,784,720/497,457,771.57
  6. Step 6: Final answer
    x = 248,009,721.60

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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.