Home / 1,665,719,765.40-2,298,693,494.14-923,211,764.76

Finding the Fourth Proportional to 1,665,719,765.40, 2,298,693,494.14 and 923,211,764.76

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Solution

The fourth proportional to 1,665,719,765.40, 2,298,693,494.14 and 923,211,764.76 is: 1,274,032,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,719,765.40 : 2,298,693,494.14 = 923,211,764.76 : x
  2. Step 2: Convert to fraction form
    1,665,719,765.40/2,298,693,494.14 = 923,211,764.76/x
  3. Step 3: Cross multiply
    1,665,719,765.40x = 2,298,693,494.14 × 923,211,764.76
  4. Step 4: Simplify right side
    1,665,719,765.40x = 2,122,180,877,367,320,064
  5. Step 5: Solve for x
    x = 2,122,180,877,367,320,064/1,665,719,765.40
  6. Step 6: Final answer
    x = 1,274,032,356.13

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Half scale
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Double scale
Find fourth proportional to 1,665,719,766.40, 2,298,693,495.52 and 923,211,765.76
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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.