Home / 650,634,276.55-897,850,119.01-353,269,712.70

Finding the Fourth Proportional to 650,634,276.55, 897,850,119.01 and 353,269,712.70

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Solution

The fourth proportional to 650,634,276.55, 897,850,119.01 and 353,269,712.70 is: 487,498,530.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,634,276.55 : 897,850,119.01 = 353,269,712.70 : x
  2. Step 2: Convert to fraction form
    650,634,276.55/897,850,119.01 = 353,269,712.70/x
  3. Step 3: Cross multiply
    650,634,276.55x = 897,850,119.01 × 353,269,712.70
  4. Step 4: Simplify right side
    650,634,276.55x = 317,183,253,590,323,520
  5. Step 5: Solve for x
    x = 317,183,253,590,323,520/650,634,276.55
  6. Step 6: Final answer
    x = 487,498,530.31

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1.5x scale

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.