Home / 316,136,046.14-436,272,908.71-173,079,422.66

Finding the Fourth Proportional to 316,136,046.14, 436,272,908.71 and 173,079,422.66

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Solution

The fourth proportional to 316,136,046.14, 436,272,908.71 and 173,079,422.66 is: 238,852,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,136,046.14 : 436,272,908.71 = 173,079,422.66 : x
  2. Step 2: Convert to fraction form
    316,136,046.14/436,272,908.71 = 173,079,422.66/x
  3. Step 3: Cross multiply
    316,136,046.14x = 436,272,908.71 × 173,079,422.66
  4. Step 4: Simplify right side
    316,136,046.14x = 75,509,863,159,111,616
  5. Step 5: Solve for x
    x = 75,509,863,159,111,616/316,136,046.14
  6. Step 6: Final answer
    x = 238,852,431.04

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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.