Home / 836,793,725.84-1,154,740,665.07-455,317,335.86

Finding the Fourth Proportional to 836,793,725.84, 1,154,740,665.07 and 455,317,335.86

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Solution

The fourth proportional to 836,793,725.84, 1,154,740,665.07 and 455,317,335.86 is: 628,319,055.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,793,725.84 : 1,154,740,665.07 = 455,317,335.86 : x
  2. Step 2: Convert to fraction form
    836,793,725.84/1,154,740,665.07 = 455,317,335.86/x
  3. Step 3: Cross multiply
    836,793,725.84x = 1,154,740,665.07 × 455,317,335.86
  4. Step 4: Simplify right side
    836,793,725.84x = 525,773,443,229,760,384
  5. Step 5: Solve for x
    x = 525,773,443,229,760,384/836,793,725.84
  6. Step 6: Final answer
    x = 628,319,055.21

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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.