Home / 12,011,307,167.80-18,016,960,751.70-3,287,171,711.80

Finding the Fourth Proportional to 12,011,307,167.80, 18,016,960,751.70 and 3,287,171,711.80

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Solution

The fourth proportional to 12,011,307,167.80, 18,016,960,751.70 and 3,287,171,711.80 is: 4,930,757,567.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011,307,167.80 : 18,016,960,751.70 = 3,287,171,711.80 : x
  2. Step 2: Convert to fraction form
    12,011,307,167.80/18,016,960,751.70 = 3,287,171,711.80/x
  3. Step 3: Cross multiply
    12,011,307,167.80x = 18,016,960,751.70 × 3,287,171,711.80
  4. Step 4: Simplify right side
    12,011,307,167.80x = 59,224,843,715,599,106,048
  5. Step 5: Solve for x
    x = 59,224,843,715,599,106,048/12,011,307,167.80
  6. Step 6: Final answer
    x = 4,930,757,567.70

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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.