Home / 1,513,365,862.60-2,270,048,793.90-422,848,930.60

Finding the Fourth Proportional to 1,513,365,862.60, 2,270,048,793.90 and 422,848,930.60

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Solution

The fourth proportional to 1,513,365,862.60, 2,270,048,793.90 and 422,848,930.60 is: 634,273,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,365,862.60 : 2,270,048,793.90 = 422,848,930.60 : x
  2. Step 2: Convert to fraction form
    1,513,365,862.60/2,270,048,793.90 = 422,848,930.60/x
  3. Step 3: Cross multiply
    1,513,365,862.60x = 2,270,048,793.90 × 422,848,930.60
  4. Step 4: Simplify right side
    1,513,365,862.60x = 959,887,704,910,434,944
  5. Step 5: Solve for x
    x = 959,887,704,910,434,944/1,513,365,862.60
  6. Step 6: Final answer
    x = 634,273,395.90

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Double scale
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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.