Home / 1,165,022,145.60-1,747,533,218.40-707,867,995.20

Finding the Fourth Proportional to 1,165,022,145.60, 1,747,533,218.40 and 707,867,995.20

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Solution

The fourth proportional to 1,165,022,145.60, 1,747,533,218.40 and 707,867,995.20 is: 1,061,801,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,022,145.60 : 1,747,533,218.40 = 707,867,995.20 : x
  2. Step 2: Convert to fraction form
    1,165,022,145.60/1,747,533,218.40 = 707,867,995.20/x
  3. Step 3: Cross multiply
    1,165,022,145.60x = 1,747,533,218.40 × 707,867,995.20
  4. Step 4: Simplify right side
    1,165,022,145.60x = 1,237,022,835,854,211,840
  5. Step 5: Solve for x
    x = 1,237,022,835,854,211,840/1,165,022,145.60
  6. Step 6: Final answer
    x = 1,061,801,992.80

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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.