Home / 321,861,521.84-444,138,541.27-180,705,173.37

Finding the Fourth Proportional to 321,861,521.84, 444,138,541.27 and 180,705,173.37

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Solution

The fourth proportional to 321,861,521.84, 444,138,541.27 and 180,705,173.37 is: 249,356,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,861,521.84 : 444,138,541.27 = 180,705,173.37 : x
  2. Step 2: Convert to fraction form
    321,861,521.84/444,138,541.27 = 180,705,173.37/x
  3. Step 3: Cross multiply
    321,861,521.84x = 444,138,541.27 × 180,705,173.37
  4. Step 4: Simplify right side
    321,861,521.84x = 80,258,132,098,376,976
  5. Step 5: Solve for x
    x = 80,258,132,098,376,976/321,861,521.84
  6. Step 6: Final answer
    x = 249,356,094.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.