Home / 25,278,063,236.98-34,870,501,901.52-15,629,709,005.74

Finding the Fourth Proportional to 25,278,063,236.98, 34,870,501,901.52 and 15,629,709,005.74

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Solution

The fourth proportional to 25,278,063,236.98, 34,870,501,901.52 and 15,629,709,005.74 is: 21,560,821,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,278,063,236.98 : 34,870,501,901.52 = 15,629,709,005.74 : x
  2. Step 2: Convert to fraction form
    25,278,063,236.98/34,870,501,901.52 = 15,629,709,005.74/x
  3. Step 3: Cross multiply
    25,278,063,236.98x = 34,870,501,901.52 × 15,629,709,005.74
  4. Step 4: Simplify right side
    25,278,063,236.98x = 545,015,797,604,923,473,920
  5. Step 5: Solve for x
    x = 545,015,797,604,923,473,920/25,278,063,236.98
  6. Step 6: Final answer
    x = 21,560,821,036.62

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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.