Home / 925,641,813.24-1,277,422,531.07-507,969,045.45

Finding the Fourth Proportional to 925,641,813.24, 1,277,422,531.07 and 507,969,045.45

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Solution

The fourth proportional to 925,641,813.24, 1,277,422,531.07 and 507,969,045.45 is: 701,017,493.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,641,813.24 : 1,277,422,531.07 = 507,969,045.45 : x
  2. Step 2: Convert to fraction form
    925,641,813.24/1,277,422,531.07 = 507,969,045.45/x
  3. Step 3: Cross multiply
    925,641,813.24x = 1,277,422,531.07 × 507,969,045.45
  4. Step 4: Simplify right side
    925,641,813.24x = 648,891,103,741,411,072
  5. Step 5: Solve for x
    x = 648,891,103,741,411,072/925,641,813.24
  6. Step 6: Final answer
    x = 701,017,493.44

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1.5x scale

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.