Home / 265,721,044.20-398,581,566.30-122,393,812.20

Finding the Fourth Proportional to 265,721,044.20, 398,581,566.30 and 122,393,812.20

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Solution

The fourth proportional to 265,721,044.20, 398,581,566.30 and 122,393,812.20 is: 183,590,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,721,044.20 : 398,581,566.30 = 122,393,812.20 : x
  2. Step 2: Convert to fraction form
    265,721,044.20/398,581,566.30 = 122,393,812.20/x
  3. Step 3: Cross multiply
    265,721,044.20x = 398,581,566.30 × 122,393,812.20
  4. Step 4: Simplify right side
    265,721,044.20x = 48,783,917,372,104,048
  5. Step 5: Solve for x
    x = 48,783,917,372,104,048/265,721,044.20
  6. Step 6: Final answer
    x = 183,590,718.30

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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.