Home / 836,793,727.34-1,154,740,667.13-455,317,337.37

Finding the Fourth Proportional to 836,793,727.34, 1,154,740,667.13 and 455,317,337.37

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Solution

The fourth proportional to 836,793,727.34, 1,154,740,667.13 and 455,317,337.37 is: 628,319,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,793,727.34 : 1,154,740,667.13 = 455,317,337.37 : x
  2. Step 2: Convert to fraction form
    836,793,727.34/1,154,740,667.13 = 455,317,337.37/x
  3. Step 3: Cross multiply
    836,793,727.34x = 1,154,740,667.13 × 455,317,337.37
  4. Step 4: Simplify right side
    836,793,727.34x = 525,773,445,910,489,152
  5. Step 5: Solve for x
    x = 525,773,445,910,489,152/836,793,727.34
  6. Step 6: Final answer
    x = 628,319,057.30

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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.