Home / 9,418,370,780.66-14,129,624,789.52-2,785,482,803.64

Finding the Fourth Proportional to 9,418,370,780.66, 14,129,624,789.52 and 2,785,482,803.64

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Solution

The fourth proportional to 9,418,370,780.66, 14,129,624,789.52 and 2,785,482,803.64 is: 4,178,835,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418,370,780.66 : 14,129,624,789.52 = 2,785,482,803.64 : x
  2. Step 2: Convert to fraction form
    9,418,370,780.66/14,129,624,789.52 = 2,785,482,803.64/x
  3. Step 3: Cross multiply
    9,418,370,780.66x = 14,129,624,789.52 × 2,785,482,803.64
  4. Step 4: Simplify right side
    9,418,370,780.66x = 39,357,826,873,093,414,912
  5. Step 5: Solve for x
    x = 39,357,826,873,093,414,912/9,418,370,780.66
  6. Step 6: Final answer
    x = 4,178,835,999.31

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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.