Home / 836,793,729.27-1,154,740,669.79-455,317,339.29

Finding the Fourth Proportional to 836,793,729.27, 1,154,740,669.79 and 455,317,339.29

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Solution

The fourth proportional to 836,793,729.27, 1,154,740,669.79 and 455,317,339.29 is: 628,319,059.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,793,729.27 : 1,154,740,669.79 = 455,317,339.29 : x
  2. Step 2: Convert to fraction form
    836,793,729.27/1,154,740,669.79 = 455,317,339.29/x
  3. Step 3: Cross multiply
    836,793,729.27x = 1,154,740,669.79 × 455,317,339.29
  4. Step 4: Simplify right side
    836,793,729.27x = 525,773,449,336,458,752
  5. Step 5: Solve for x
    x = 525,773,449,336,458,752/836,793,729.27
  6. Step 6: Final answer
    x = 628,319,059.94

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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.