Home / 14,329,917,470.12-19,775,345,839.33-7,899,596,185.25

Finding the Fourth Proportional to 14,329,917,470.12, 19,775,345,839.33 and 7,899,596,185.25

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Solution

The fourth proportional to 14,329,917,470.12, 19,775,345,839.33 and 7,899,596,185.25 is: 10,901,475,663.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329,917,470.12 : 19,775,345,839.33 = 7,899,596,185.25 : x
  2. Step 2: Convert to fraction form
    14,329,917,470.12/19,775,345,839.33 = 7,899,596,185.25/x
  3. Step 3: Cross multiply
    14,329,917,470.12x = 19,775,345,839.33 × 7,899,596,185.25
  4. Step 4: Simplify right side
    14,329,917,470.12x = 156,217,246,554,248,151,040
  5. Step 5: Solve for x
    x = 156,217,246,554,248,151,040/14,329,917,470.12
  6. Step 6: Final answer
    x = 10,901,475,663.07

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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.