Home / 289,373,814,252.96-434,110,172,468.70-119,300,432,519.65

Finding the Fourth Proportional to 289,373,814,252.96, 434,110,172,468.70 and 119,300,432,519.65

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Solution

The fourth proportional to 289,373,814,252.96, 434,110,172,468.70 and 119,300,432,519.65 is: 178,971,036,029.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,373,814,252.96 : 434,110,172,468.70 = 119,300,432,519.65 : x
  2. Step 2: Convert to fraction form
    289,373,814,252.96/434,110,172,468.70 = 119,300,432,519.65/x
  3. Step 3: Cross multiply
    289,373,814,252.96x = 434,110,172,468.70 × 119,300,432,519.65
  4. Step 4: Simplify right side
    289,373,814,252.96x = 51,789,531,336,695,768,678,400
  5. Step 5: Solve for x
    x = 51,789,531,336,695,768,678,400/289,373,814,252.96
  6. Step 6: Final answer
    x = 178,971,036,029.62

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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.