Home / 447,865,021,252.48-672,275,602,286.92-193,020,171,663.92

Finding the Fourth Proportional to 447,865,021,252.48, 672,275,602,286.92 and 193,020,171,663.92

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Solution

The fourth proportional to 447,865,021,252.48, 672,275,602,286.92 and 193,020,171,663.92 is: 289,736,295,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,865,021,252.48 : 672,275,602,286.92 = 193,020,171,663.92 : x
  2. Step 2: Convert to fraction form
    447,865,021,252.48/672,275,602,286.92 = 193,020,171,663.92/x
  3. Step 3: Cross multiply
    447,865,021,252.48x = 672,275,602,286.92 × 193,020,171,663.92
  4. Step 4: Simplify right side
    447,865,021,252.48x = 129,762,752,158,886,520,684,544
  5. Step 5: Solve for x
    x = 129,762,752,158,886,520,684,544/447,865,021,252.48
  6. Step 6: Final answer
    x = 289,736,295,538.33

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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.