Home / 381,559,244.20-572,369,970.30-163,211,237.80

Finding the Fourth Proportional to 381,559,244.20, 572,369,970.30 and 163,211,237.80

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Solution

The fourth proportional to 381,559,244.20, 572,369,970.30 and 163,211,237.80 is: 244,830,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,559,244.20 : 572,369,970.30 = 163,211,237.80 : x
  2. Step 2: Convert to fraction form
    381,559,244.20/572,369,970.30 = 163,211,237.80/x
  3. Step 3: Cross multiply
    381,559,244.20x = 572,369,970.30 × 163,211,237.80
  4. Step 4: Simplify right side
    381,559,244.20x = 93,417,211,332,212,240
  5. Step 5: Solve for x
    x = 93,417,211,332,212,240/381,559,244.20
  6. Step 6: Final answer
    x = 244,830,161.38

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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.