Home / 1,693,121,061.12-2,539,690,153.56-528,491,925.60

Finding the Fourth Proportional to 1,693,121,061.12, 2,539,690,153.56 and 528,491,925.60

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Solution

The fourth proportional to 1,693,121,061.12, 2,539,690,153.56 and 528,491,925.60 is: 792,740,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,121,061.12 : 2,539,690,153.56 = 528,491,925.60 : x
  2. Step 2: Convert to fraction form
    1,693,121,061.12/2,539,690,153.56 = 528,491,925.60/x
  3. Step 3: Cross multiply
    1,693,121,061.12x = 2,539,690,153.56 × 528,491,925.60
  4. Step 4: Simplify right side
    1,693,121,061.12x = 1,342,205,739,682,284,032
  5. Step 5: Solve for x
    x = 1,342,205,739,682,284,032/1,693,121,061.12
  6. Step 6: Final answer
    x = 792,740,560.91

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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.