Home / 40,971,351,228.72-56,509,159,472.56-35,265,192,152.78

Finding the Fourth Proportional to 40,971,351,228.72, 56,509,159,472.56 and 35,265,192,152.78

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Solution

The fourth proportional to 40,971,351,228.72, 56,509,159,472.56 and 35,265,192,152.78 is: 48,639,019,886.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,971,351,228.72 : 56,509,159,472.56 = 35,265,192,152.78 : x
  2. Step 2: Convert to fraction form
    40,971,351,228.72/56,509,159,472.56 = 35,265,192,152.78/x
  3. Step 3: Cross multiply
    40,971,351,228.72x = 56,509,159,472.56 × 35,265,192,152.78
  4. Step 4: Simplify right side
    40,971,351,228.72x = 1,992,806,367,191,916,347,392
  5. Step 5: Solve for x
    x = 1,992,806,367,191,916,347,392/40,971,351,228.72
  6. Step 6: Final answer
    x = 48,639,019,886.53

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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.