Home / 350,431,323,022.90-525,631,188,779.96-146,140,385,819.86

Finding the Fourth Proportional to 350,431,323,022.90, 525,631,188,779.96 and 146,140,385,819.86

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Solution

The fourth proportional to 350,431,323,022.90, 525,631,188,779.96 and 146,140,385,819.86 is: 219,203,991,425.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,431,323,022.90 : 525,631,188,779.96 = 146,140,385,819.86 : x
  2. Step 2: Convert to fraction form
    350,431,323,022.90/525,631,188,779.96 = 146,140,385,819.86/x
  3. Step 3: Cross multiply
    350,431,323,022.90x = 525,631,188,779.96 × 146,140,385,819.86
  4. Step 4: Simplify right side
    350,431,323,022.90x = 76,815,944,727,255,020,732,416
  5. Step 5: Solve for x
    x = 76,815,944,727,255,020,732,416/350,431,323,022.90
  6. Step 6: Final answer
    x = 219,203,991,425.83

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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.