Home / 1,054,948,090.70-1,582,567,652.45-612,499,140.59

Finding the Fourth Proportional to 1,054,948,090.70, 1,582,567,652.45 and 612,499,140.59

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Solution

The fourth proportional to 1,054,948,090.70, 1,582,567,652.45 and 612,499,140.59 is: 918,833,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,948,090.70 : 1,582,567,652.45 = 612,499,140.59 : x
  2. Step 2: Convert to fraction form
    1,054,948,090.70/1,582,567,652.45 = 612,499,140.59/x
  3. Step 3: Cross multiply
    1,054,948,090.70x = 1,582,567,652.45 × 612,499,140.59
  4. Step 4: Simplify right side
    1,054,948,090.70x = 969,321,327,044,777,344
  5. Step 5: Solve for x
    x = 969,321,327,044,777,344/1,054,948,090.70
  6. Step 6: Final answer
    x = 918,833,197.19

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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.