Home / 153,238,252.20-229,969,352.70-107,888,620.20

Finding the Fourth Proportional to 153,238,252.20, 229,969,352.70 and 107,888,620.20

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Solution

The fourth proportional to 153,238,252.20, 229,969,352.70 and 107,888,620.20 is: 161,911,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,238,252.20 : 229,969,352.70 = 107,888,620.20 : x
  2. Step 2: Convert to fraction form
    153,238,252.20/229,969,352.70 = 107,888,620.20/x
  3. Step 3: Cross multiply
    153,238,252.20x = 229,969,352.70 × 107,888,620.20
  4. Step 4: Simplify right side
    153,238,252.20x = 24,811,076,151,090,144
  5. Step 5: Solve for x
    x = 24,811,076,151,090,144/153,238,252.20
  6. Step 6: Final answer
    x = 161,911,766.77

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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.