Home / 187,721,320.97-259,055,980.94-104,095,342.94

Finding the Fourth Proportional to 187,721,320.97, 259,055,980.94 and 104,095,342.94

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Solution

The fourth proportional to 187,721,320.97, 259,055,980.94 and 104,095,342.94 is: 143,651,882.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,721,320.97 : 259,055,980.94 = 104,095,342.94 : x
  2. Step 2: Convert to fraction form
    187,721,320.97/259,055,980.94 = 104,095,342.94/x
  3. Step 3: Cross multiply
    187,721,320.97x = 259,055,980.94 × 104,095,342.94
  4. Step 4: Simplify right side
    187,721,320.97x = 26,966,521,176,443,240
  5. Step 5: Solve for x
    x = 26,966,521,176,443,240/187,721,320.97
  6. Step 6: Final answer
    x = 143,651,882.68

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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.