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Finding the Fourth Proportional to 529,337,288.24, 729,978,502.20 and 350,437,983.92

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Solution

The fourth proportional to 529,337,288.24, 729,978,502.20 and 350,437,983.92 is: 483,268,797.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,337,288.24 : 729,978,502.20 = 350,437,983.92 : x
  2. Step 2: Convert to fraction form
    529,337,288.24/729,978,502.20 = 350,437,983.92/x
  3. Step 3: Cross multiply
    529,337,288.24x = 729,978,502.20 × 350,437,983.92
  4. Step 4: Simplify right side
    529,337,288.24x = 255,812,194,615,909,312
  5. Step 5: Solve for x
    x = 255,812,194,615,909,312/529,337,288.24
  6. Step 6: Final answer
    x = 483,268,797.23

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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.