Home / 219,327,232,128.90-328,990,848,193.35-219,327,232,128.90

Finding the Fourth Proportional to 219,327,232,128.90, 328,990,848,193.35 and 219,327,232,128.90

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Solution

The fourth proportional to 219,327,232,128.90, 328,990,848,193.35 and 219,327,232,128.90 is: 328,990,848,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,327,232,128.90 : 328,990,848,193.35 = 219,327,232,128.90 : x
  2. Step 2: Convert to fraction form
    219,327,232,128.90/328,990,848,193.35 = 219,327,232,128.90/x
  3. Step 3: Cross multiply
    219,327,232,128.90x = 328,990,848,193.35 × 219,327,232,128.90
  4. Step 4: Simplify right side
    219,327,232,128.90x = 72,156,652,129,986,572,976,128
  5. Step 5: Solve for x
    x = 72,156,652,129,986,572,976,128/219,327,232,128.90
  6. Step 6: Final answer
    x = 328,990,848,193.35

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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.