Home / 447,865,020,798.48-672,275,601,605.88-193,020,171,209.64

Finding the Fourth Proportional to 447,865,020,798.48, 672,275,601,605.88 and 193,020,171,209.64

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Solution

The fourth proportional to 447,865,020,798.48, 672,275,601,605.88 and 193,020,171,209.64 is: 289,736,294,856.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,865,020,798.48 : 672,275,601,605.88 = 193,020,171,209.64 : x
  2. Step 2: Convert to fraction form
    447,865,020,798.48/672,275,601,605.88 = 193,020,171,209.64/x
  3. Step 3: Cross multiply
    447,865,020,798.48x = 672,275,601,605.88 × 193,020,171,209.64
  4. Step 4: Simplify right side
    447,865,020,798.48x = 129,762,751,722,030,700,167,168
  5. Step 5: Solve for x
    x = 129,762,751,722,030,700,167,168/447,865,020,798.48
  6. Step 6: Final answer
    x = 289,736,294,856.61

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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.