Home / 725,784,025.20-1,088,676,037.80-265,569,241.20

Finding the Fourth Proportional to 725,784,025.20, 1,088,676,037.80 and 265,569,241.20

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Solution

The fourth proportional to 725,784,025.20, 1,088,676,037.80 and 265,569,241.20 is: 398,353,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,784,025.20 : 1,088,676,037.80 = 265,569,241.20 : x
  2. Step 2: Convert to fraction form
    725,784,025.20/1,088,676,037.80 = 265,569,241.20/x
  3. Step 3: Cross multiply
    725,784,025.20x = 1,088,676,037.80 × 265,569,241.20
  4. Step 4: Simplify right side
    725,784,025.20x = 289,118,869,271,168,512
  5. Step 5: Solve for x
    x = 289,118,869,271,168,512/725,784,025.20
  6. Step 6: Final answer
    x = 398,353,861.80

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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.