Home / 19,520,189,836.60-26,938,430,214.82-11,061,732,365.32

Finding the Fourth Proportional to 19,520,189,836.60, 26,938,430,214.82 and 11,061,732,365.32

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Solution

The fourth proportional to 19,520,189,836.60, 26,938,430,214.82 and 11,061,732,365.32 is: 15,265,512,675.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,189,836.60 : 26,938,430,214.82 = 11,061,732,365.32 : x
  2. Step 2: Convert to fraction form
    19,520,189,836.60/26,938,430,214.82 = 11,061,732,365.32/x
  3. Step 3: Cross multiply
    19,520,189,836.60x = 26,938,430,214.82 × 11,061,732,365.32
  4. Step 4: Simplify right side
    19,520,189,836.60x = 297,985,705,378,188,558,336
  5. Step 5: Solve for x
    x = 297,985,705,378,188,558,336/19,520,189,836.60
  6. Step 6: Final answer
    x = 15,265,512,675.47

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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.