Home / 766,022,813.60-1,149,034,220.40-532,220,266.40

Finding the Fourth Proportional to 766,022,813.60, 1,149,034,220.40 and 532,220,266.40

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Solution

The fourth proportional to 766,022,813.60, 1,149,034,220.40 and 532,220,266.40 is: 798,330,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,022,813.60 : 1,149,034,220.40 = 532,220,266.40 : x
  2. Step 2: Convert to fraction form
    766,022,813.60/1,149,034,220.40 = 532,220,266.40/x
  3. Step 3: Cross multiply
    766,022,813.60x = 1,149,034,220.40 × 532,220,266.40
  4. Step 4: Simplify right side
    766,022,813.60x = 611,539,298,884,004,352
  5. Step 5: Solve for x
    x = 611,539,298,884,004,352/766,022,813.60
  6. Step 6: Final answer
    x = 798,330,399.60

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Half scale
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Double scale
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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.