Home / 447,865,021,253.98-672,275,602,289.18-193,020,171,665.41

Finding the Fourth Proportional to 447,865,021,253.98, 672,275,602,289.18 and 193,020,171,665.41

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Solution

The fourth proportional to 447,865,021,253.98, 672,275,602,289.18 and 193,020,171,665.41 is: 289,736,295,540.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,865,021,253.98 : 672,275,602,289.18 = 193,020,171,665.41 : x
  2. Step 2: Convert to fraction form
    447,865,021,253.98/672,275,602,289.18 = 193,020,171,665.41/x
  3. Step 3: Cross multiply
    447,865,021,253.98x = 672,275,602,289.18 × 193,020,171,665.41
  4. Step 4: Simplify right side
    447,865,021,253.98x = 129,762,752,160,324,428,759,040
  5. Step 5: Solve for x
    x = 129,762,752,160,324,428,759,040/447,865,021,253.98
  6. Step 6: Final answer
    x = 289,736,295,540.57

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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.