Home / 786,154,027,266.76-1,179,348,950,189.70-276,122,898,644.56

Finding the Fourth Proportional to 786,154,027,266.76, 1,179,348,950,189.70 and 276,122,898,644.56

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Solution

The fourth proportional to 786,154,027,266.76, 1,179,348,950,189.70 and 276,122,898,644.56 is: 414,225,761,549.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,154,027,266.76 : 1,179,348,950,189.70 = 276,122,898,644.56 : x
  2. Step 2: Convert to fraction form
    786,154,027,266.76/1,179,348,950,189.70 = 276,122,898,644.56/x
  3. Step 3: Cross multiply
    786,154,027,266.76x = 1,179,348,950,189.70 × 276,122,898,644.56
  4. Step 4: Simplify right side
    786,154,027,266.76x = 325,645,250,639,798,764,306,432
  5. Step 5: Solve for x
    x = 325,645,250,639,798,764,306,432/786,154,027,266.76
  6. Step 6: Final answer
    x = 414,225,761,549.52

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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.