Home / 572,582,471.80-859,125,650.10-265,716,628.60

Finding the Fourth Proportional to 572,582,471.80, 859,125,650.10 and 265,716,628.60

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Solution

The fourth proportional to 572,582,471.80, 859,125,650.10 and 265,716,628.60 is: 398,691,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,582,471.80 : 859,125,650.10 = 265,716,628.60 : x
  2. Step 2: Convert to fraction form
    572,582,471.80/859,125,650.10 = 265,716,628.60/x
  3. Step 3: Cross multiply
    572,582,471.80x = 859,125,650.10 × 265,716,628.60
  4. Step 4: Simplify right side
    572,582,471.80x = 228,283,971,288,355,264
  5. Step 5: Solve for x
    x = 228,283,971,288,355,264/572,582,471.80
  6. Step 6: Final answer
    x = 398,691,861.05

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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.