Home / 304,598,489.20-457,159,007.40-122,976,012.40

Finding the Fourth Proportional to 304,598,489.20, 457,159,007.40 and 122,976,012.40

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Solution

The fourth proportional to 304,598,489.20, 457,159,007.40 and 122,976,012.40 is: 184,569,502.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,598,489.20 : 457,159,007.40 = 122,976,012.40 : x
  2. Step 2: Convert to fraction form
    304,598,489.20/457,159,007.40 = 122,976,012.40/x
  3. Step 3: Cross multiply
    304,598,489.20x = 457,159,007.40 × 122,976,012.40
  4. Step 4: Simplify right side
    304,598,489.20x = 56,219,591,762,794,088
  5. Step 5: Solve for x
    x = 56,219,591,762,794,088/304,598,489.20
  6. Step 6: Final answer
    x = 184,569,502.99

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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.