Home / 836,502,287,139.70-1,255,326,584,442.30-291,950,784,865.73

Finding the Fourth Proportional to 836,502,287,139.70, 1,255,326,584,442.30 and 291,950,784,865.73

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Solution

The fourth proportional to 836,502,287,139.70, 1,255,326,584,442.30 and 291,950,784,865.73 is: 438,126,215,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,502,287,139.70 : 1,255,326,584,442.30 = 291,950,784,865.73 : x
  2. Step 2: Convert to fraction form
    836,502,287,139.70/1,255,326,584,442.30 = 291,950,784,865.73/x
  3. Step 3: Cross multiply
    836,502,287,139.70x = 1,255,326,584,442.30 × 291,950,784,865.73
  4. Step 4: Simplify right side
    836,502,287,139.70x = 366,493,581,590,745,592,102,912
  5. Step 5: Solve for x
    x = 366,493,581,590,745,592,102,912/836,502,287,139.70
  6. Step 6: Final answer
    x = 438,126,215,821.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.