Home / 1,346,200,823.70-2,019,301,235.55-620,606,711.70

Finding the Fourth Proportional to 1,346,200,823.70, 2,019,301,235.55 and 620,606,711.70

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Solution

The fourth proportional to 1,346,200,823.70, 2,019,301,235.55 and 620,606,711.70 is: 930,910,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,200,823.70 : 2,019,301,235.55 = 620,606,711.70 : x
  2. Step 2: Convert to fraction form
    1,346,200,823.70/2,019,301,235.55 = 620,606,711.70/x
  3. Step 3: Cross multiply
    1,346,200,823.70x = 2,019,301,235.55 × 620,606,711.70
  4. Step 4: Simplify right side
    1,346,200,823.70x = 1,253,191,899,726,432,768
  5. Step 5: Solve for x
    x = 1,253,191,899,726,432,768/1,346,200,823.70
  6. Step 6: Final answer
    x = 930,910,067.55

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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.