Home / 360,989,817.30-540,601,627.50-326,053,410.84

Finding the Fourth Proportional to 360,989,817.30, 540,601,627.50 and 326,053,410.84

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Solution

The fourth proportional to 360,989,817.30, 540,601,627.50 and 326,053,410.84 is: 488,282,483.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,989,817.30 : 540,601,627.50 = 326,053,410.84 : x
  2. Step 2: Convert to fraction form
    360,989,817.30/540,601,627.50 = 326,053,410.84/x
  3. Step 3: Cross multiply
    360,989,817.30x = 540,601,627.50 × 326,053,410.84
  4. Step 4: Simplify right side
    360,989,817.30x = 176,265,004,552,030,112
  5. Step 5: Solve for x
    x = 176,265,004,552,030,112/360,989,817.30
  6. Step 6: Final answer
    x = 488,282,483.62

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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.