Home / 231,849,976.40-347,774,964.60-141,150,712.40

Finding the Fourth Proportional to 231,849,976.40, 347,774,964.60 and 141,150,712.40

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Solution

The fourth proportional to 231,849,976.40, 347,774,964.60 and 141,150,712.40 is: 211,726,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,849,976.40 : 347,774,964.60 = 141,150,712.40 : x
  2. Step 2: Convert to fraction form
    231,849,976.40/347,774,964.60 = 141,150,712.40/x
  3. Step 3: Cross multiply
    231,849,976.40x = 347,774,964.60 × 141,150,712.40
  4. Step 4: Simplify right side
    231,849,976.40x = 49,088,684,008,174,784
  5. Step 5: Solve for x
    x = 49,088,684,008,174,784/231,849,976.40
  6. Step 6: Final answer
    x = 211,726,068.60

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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.