Home / 2,819,834,123.60-3,891,137,197.94-1,549,608,317.12

Finding the Fourth Proportional to 2,819,834,123.60, 3,891,137,197.94 and 1,549,608,317.12

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Solution

The fourth proportional to 2,819,834,123.60, 3,891,137,197.94 and 1,549,608,317.12 is: 2,138,330,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,834,123.60 : 3,891,137,197.94 = 1,549,608,317.12 : x
  2. Step 2: Convert to fraction form
    2,819,834,123.60/3,891,137,197.94 = 1,549,608,317.12/x
  3. Step 3: Cross multiply
    2,819,834,123.60x = 3,891,137,197.94 × 1,549,608,317.12
  4. Step 4: Simplify right side
    2,819,834,123.60x = 6,029,738,564,982,835,200
  5. Step 5: Solve for x
    x = 6,029,738,564,982,835,200/2,819,834,123.60
  6. Step 6: Final answer
    x = 2,138,330,944.55

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Double scale
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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.