Home / 293,376,267.20-440,064,400.80-260,214,348.80

Finding the Fourth Proportional to 293,376,267.20, 440,064,400.80 and 260,214,348.80

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Solution

The fourth proportional to 293,376,267.20, 440,064,400.80 and 260,214,348.80 is: 390,321,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,376,267.20 : 440,064,400.80 = 260,214,348.80 : x
  2. Step 2: Convert to fraction form
    293,376,267.20/440,064,400.80 = 260,214,348.80/x
  3. Step 3: Cross multiply
    293,376,267.20x = 440,064,400.80 × 260,214,348.80
  4. Step 4: Simplify right side
    293,376,267.20x = 114,511,071,484,234,208
  5. Step 5: Solve for x
    x = 114,511,071,484,234,208/293,376,267.20
  6. Step 6: Final answer
    x = 390,321,523.20

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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.