Home / 898,295,327.04-1,239,578,364.96-507,193,354.56

Finding the Fourth Proportional to 898,295,327.04, 1,239,578,364.96 and 507,193,354.56

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Solution

The fourth proportional to 898,295,327.04, 1,239,578,364.96 and 507,193,354.56 is: 699,887,765.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,295,327.04 : 1,239,578,364.96 = 507,193,354.56 : x
  2. Step 2: Convert to fraction form
    898,295,327.04/1,239,578,364.96 = 507,193,354.56/x
  3. Step 3: Cross multiply
    898,295,327.04x = 1,239,578,364.96 × 507,193,354.56
  4. Step 4: Simplify right side
    898,295,327.04x = 628,705,909,164,062,336
  5. Step 5: Solve for x
    x = 628,705,909,164,062,336/898,295,327.04
  6. Step 6: Final answer
    x = 699,887,765.46

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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.