Home / 546,784,729.53-754,322,470.05-320,608,266.35

Finding the Fourth Proportional to 546,784,729.53, 754,322,470.05 and 320,608,266.35

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Solution

The fourth proportional to 546,784,729.53, 754,322,470.05 and 320,608,266.35 is: 442,298,415.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,784,729.53 : 754,322,470.05 = 320,608,266.35 : x
  2. Step 2: Convert to fraction form
    546,784,729.53/754,322,470.05 = 320,608,266.35/x
  3. Step 3: Cross multiply
    546,784,729.53x = 754,322,470.05 × 320,608,266.35
  4. Step 4: Simplify right side
    546,784,729.53x = 241,842,019,389,011,008
  5. Step 5: Solve for x
    x = 241,842,019,389,011,008/546,784,729.53
  6. Step 6: Final answer
    x = 442,298,415.32

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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.