Home / 347,680,516,004.40-521,520,774,006.60-112,152,667,249.20

Finding the Fourth Proportional to 347,680,516,004.40, 521,520,774,006.60 and 112,152,667,249.20

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Solution

The fourth proportional to 347,680,516,004.40, 521,520,774,006.60 and 112,152,667,249.20 is: 168,229,000,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,516,004.40 : 521,520,774,006.60 = 112,152,667,249.20 : x
  2. Step 2: Convert to fraction form
    347,680,516,004.40/521,520,774,006.60 = 112,152,667,249.20/x
  3. Step 3: Cross multiply
    347,680,516,004.40x = 521,520,774,006.60 × 112,152,667,249.20
  4. Step 4: Simplify right side
    347,680,516,004.40x = 58,489,945,830,707,441,958,912
  5. Step 5: Solve for x
    x = 58,489,945,830,707,441,958,912/347,680,516,004.40
  6. Step 6: Final answer
    x = 168,229,000,873.80

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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.