Home / 316,136,364.54-436,273,348.23-173,079,740.58

Finding the Fourth Proportional to 316,136,364.54, 436,273,348.23 and 173,079,740.58

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Solution

The fourth proportional to 316,136,364.54, 436,273,348.23 and 173,079,740.58 is: 238,852,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,136,364.54 : 436,273,348.23 = 173,079,740.58 : x
  2. Step 2: Convert to fraction form
    316,136,364.54/436,273,348.23 = 173,079,740.58/x
  3. Step 3: Cross multiply
    316,136,364.54x = 436,273,348.23 × 173,079,740.58
  4. Step 4: Simplify right side
    316,136,364.54x = 75,510,077,933,616,416
  5. Step 5: Solve for x
    x = 75,510,077,933,616,416/316,136,364.54
  6. Step 6: Final answer
    x = 238,852,869.85

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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.