Home / 497,256,140.07-686,214,153.81-271,195,670.25

Finding the Fourth Proportional to 497,256,140.07, 686,214,153.81 and 271,195,670.25

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Solution

The fourth proportional to 497,256,140.07, 686,214,153.81 and 271,195,670.25 is: 374,250,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,256,140.07 : 686,214,153.81 = 271,195,670.25 : x
  2. Step 2: Convert to fraction form
    497,256,140.07/686,214,153.81 = 271,195,670.25/x
  3. Step 3: Cross multiply
    497,256,140.07x = 686,214,153.81 × 271,195,670.25
  4. Step 4: Simplify right side
    497,256,140.07x = 186,098,307,377,539,520
  5. Step 5: Solve for x
    x = 186,098,307,377,539,520/497,256,140.07
  6. Step 6: Final answer
    x = 374,250,396.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.