Home / 19,520,189,829.59-26,938,430,205.15-11,061,732,358.31

Finding the Fourth Proportional to 19,520,189,829.59, 26,938,430,205.15 and 11,061,732,358.31

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Solution

The fourth proportional to 19,520,189,829.59, 26,938,430,205.15 and 11,061,732,358.31 is: 15,265,512,665.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,189,829.59 : 26,938,430,205.15 = 11,061,732,358.31 : x
  2. Step 2: Convert to fraction form
    19,520,189,829.59/26,938,430,205.15 = 11,061,732,358.31/x
  3. Step 3: Cross multiply
    19,520,189,829.59x = 26,938,430,205.15 × 11,061,732,358.31
  4. Step 4: Simplify right side
    19,520,189,829.59x = 297,985,705,082,248,560,640
  5. Step 5: Solve for x
    x = 297,985,705,082,248,560,640/19,520,189,829.59
  6. Step 6: Final answer
    x = 15,265,512,665.79

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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.