Home / 582,147,069.42-803,350,679.52-317,816,287.64

Finding the Fourth Proportional to 582,147,069.42, 803,350,679.52 and 317,816,287.64

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Solution

The fourth proportional to 582,147,069.42, 803,350,679.52 and 317,816,287.64 is: 438,579,774.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,147,069.42 : 803,350,679.52 = 317,816,287.64 : x
  2. Step 2: Convert to fraction form
    582,147,069.42/803,350,679.52 = 317,816,287.64/x
  3. Step 3: Cross multiply
    582,147,069.42x = 803,350,679.52 × 317,816,287.64
  4. Step 4: Simplify right side
    582,147,069.42x = 255,317,930,638,117,760
  5. Step 5: Solve for x
    x = 255,317,930,638,117,760/582,147,069.42
  6. Step 6: Final answer
    x = 438,579,774.85

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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.