Home / 1,054,948,074.60-1,582,567,628.31-612,499,124.37

Finding the Fourth Proportional to 1,054,948,074.60, 1,582,567,628.31 and 612,499,124.37

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Solution

The fourth proportional to 1,054,948,074.60, 1,582,567,628.31 and 612,499,124.37 is: 918,833,172.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,948,074.60 : 1,582,567,628.31 = 612,499,124.37 : x
  2. Step 2: Convert to fraction form
    1,054,948,074.60/1,582,567,628.31 = 612,499,124.37/x
  3. Step 3: Cross multiply
    1,054,948,074.60x = 1,582,567,628.31 × 612,499,124.37
  4. Step 4: Simplify right side
    1,054,948,074.60x = 969,321,286,596,182,656
  5. Step 5: Solve for x
    x = 969,321,286,596,182,656/1,054,948,074.60
  6. Step 6: Final answer
    x = 918,833,172.87

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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.