Home / 360,541,292.85-541,430,841.70-221,299,392.79

Finding the Fourth Proportional to 360,541,292.85, 541,430,841.70 and 221,299,392.79

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Solution

The fourth proportional to 360,541,292.85, 541,430,841.70 and 221,299,392.79 is: 332,328,970.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,541,292.85 : 541,430,841.70 = 221,299,392.79 : x
  2. Step 2: Convert to fraction form
    360,541,292.85/541,430,841.70 = 221,299,392.79/x
  3. Step 3: Cross multiply
    360,541,292.85x = 541,430,841.70 × 221,299,392.79
  4. Step 4: Simplify right side
    360,541,292.85x = 119,818,316,509,092,928
  5. Step 5: Solve for x
    x = 119,818,316,509,092,928/360,541,292.85
  6. Step 6: Final answer
    x = 332,328,970.04

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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.