Home / 874,061,186.80-1,206,168,545.01-477,597,786.52

Finding the Fourth Proportional to 874,061,186.80, 1,206,168,545.01 and 477,597,786.52

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Solution

The fourth proportional to 874,061,186.80, 1,206,168,545.01 and 477,597,786.52 is: 659,065,333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,061,186.80 : 1,206,168,545.01 = 477,597,786.52 : x
  2. Step 2: Convert to fraction form
    874,061,186.80/1,206,168,545.01 = 477,597,786.52/x
  3. Step 3: Cross multiply
    874,061,186.80x = 1,206,168,545.01 × 477,597,786.52
  4. Step 4: Simplify right side
    874,061,186.80x = 576,063,427,266,824,960
  5. Step 5: Solve for x
    x = 576,063,427,266,824,960/874,061,186.80
  6. Step 6: Final answer
    x = 659,065,333.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.