Home / 79,618,737,271.02-109,873,114,878.07-43,489,755,867.36

Finding the Fourth Proportional to 79,618,737,271.02, 109,873,114,878.07 and 43,489,755,867.36

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Solution

The fourth proportional to 79,618,737,271.02, 109,873,114,878.07 and 43,489,755,867.36 is: 60,015,457,494.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,618,737,271.02 : 109,873,114,878.07 = 43,489,755,867.36 : x
  2. Step 2: Convert to fraction form
    79,618,737,271.02/109,873,114,878.07 = 43,489,755,867.36/x
  3. Step 3: Cross multiply
    79,618,737,271.02x = 109,873,114,878.07 × 43,489,755,867.36
  4. Step 4: Simplify right side
    79,618,737,271.02x = 4,778,354,942,433,664,434,176
  5. Step 5: Solve for x
    x = 4,778,354,942,433,664,434,176/79,618,737,271.02
  6. Step 6: Final answer
    x = 60,015,457,494.24

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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.