Home / 360,989,819.30-540,601,630.50-326,053,412.84

Finding the Fourth Proportional to 360,989,819.30, 540,601,630.50 and 326,053,412.84

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Solution

The fourth proportional to 360,989,819.30, 540,601,630.50 and 326,053,412.84 is: 488,282,486.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,989,819.30 : 540,601,630.50 = 326,053,412.84 : x
  2. Step 2: Convert to fraction form
    360,989,819.30/540,601,630.50 = 326,053,412.84/x
  3. Step 3: Cross multiply
    360,989,819.30x = 540,601,630.50 × 326,053,412.84
  4. Step 4: Simplify right side
    360,989,819.30x = 176,265,006,611,393,632
  5. Step 5: Solve for x
    x = 176,265,006,611,393,632/360,989,819.30
  6. Step 6: Final answer
    x = 488,282,486.62

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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.