Home / 257,597,659,393.29-386,572,989,569.53-89,905,122,067.77

Finding the Fourth Proportional to 257,597,659,393.29, 386,572,989,569.53 and 89,905,122,067.77

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Solution

The fourth proportional to 257,597,659,393.29, 386,572,989,569.53 and 89,905,122,067.77 is: 134,919,284,193.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,597,659,393.29 : 386,572,989,569.53 = 89,905,122,067.77 : x
  2. Step 2: Convert to fraction form
    257,597,659,393.29/386,572,989,569.53 = 89,905,122,067.77/x
  3. Step 3: Cross multiply
    257,597,659,393.29x = 386,572,989,569.53 × 89,905,122,067.77
  4. Step 4: Simplify right side
    257,597,659,393.29x = 34,754,891,815,351,379,558,400
  5. Step 5: Solve for x
    x = 34,754,891,815,351,379,558,400/257,597,659,393.29
  6. Step 6: Final answer
    x = 134,919,284,193.84

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1.5x scale

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.