Home / 4,713,943,521.88-7,072,116,339.46-1,397,879,227.72

Finding the Fourth Proportional to 4,713,943,521.88, 7,072,116,339.46 and 1,397,879,227.72

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Solution

The fourth proportional to 4,713,943,521.88, 7,072,116,339.46 and 1,397,879,227.72 is: 2,097,175,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713,943,521.88 : 7,072,116,339.46 = 1,397,879,227.72 : x
  2. Step 2: Convert to fraction form
    4,713,943,521.88/7,072,116,339.46 = 1,397,879,227.72/x
  3. Step 3: Cross multiply
    4,713,943,521.88x = 7,072,116,339.46 × 1,397,879,227.72
  4. Step 4: Simplify right side
    4,713,943,521.88x = 9,885,964,526,950,338,560
  5. Step 5: Solve for x
    x = 9,885,964,526,950,338,560/4,713,943,521.88
  6. Step 6: Final answer
    x = 2,097,175,004.55

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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.