Home / 539,136,567.70-808,704,851.55-449,557,047.70

Finding the Fourth Proportional to 539,136,567.70, 808,704,851.55 and 449,557,047.70

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Solution

The fourth proportional to 539,136,567.70, 808,704,851.55 and 449,557,047.70 is: 674,335,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,136,567.70 : 808,704,851.55 = 449,557,047.70 : x
  2. Step 2: Convert to fraction form
    539,136,567.70/808,704,851.55 = 449,557,047.70/x
  3. Step 3: Cross multiply
    539,136,567.70x = 808,704,851.55 × 449,557,047.70
  4. Step 4: Simplify right side
    539,136,567.70x = 363,558,965,523,484,736
  5. Step 5: Solve for x
    x = 363,558,965,523,484,736/539,136,567.70
  6. Step 6: Final answer
    x = 674,335,571.55

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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.