Home / 611,299,856.20-916,949,784.30-611,299,856.20

Finding the Fourth Proportional to 611,299,856.20, 916,949,784.30 and 611,299,856.20

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Solution

The fourth proportional to 611,299,856.20, 916,949,784.30 and 611,299,856.20 is: 916,949,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,299,856.20 : 916,949,784.30 = 611,299,856.20 : x
  2. Step 2: Convert to fraction form
    611,299,856.20/916,949,784.30 = 611,299,856.20/x
  3. Step 3: Cross multiply
    611,299,856.20x = 916,949,784.30 × 611,299,856.20
  4. Step 4: Simplify right side
    611,299,856.20x = 560,531,271,285,211,008
  5. Step 5: Solve for x
    x = 560,531,271,285,211,008/611,299,856.20
  6. Step 6: Final answer
    x = 916,949,784.30

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Similar ratio
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1.5x scale

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.