Home / 171,869,773.26-257,802,133.89-42,477,394.50

Finding the Fourth Proportional to 171,869,773.26, 257,802,133.89 and 42,477,394.50

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Solution

The fourth proportional to 171,869,773.26, 257,802,133.89 and 42,477,394.50 is: 63,715,467.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,869,773.26 : 257,802,133.89 = 42,477,394.50 : x
  2. Step 2: Convert to fraction form
    171,869,773.26/257,802,133.89 = 42,477,394.50/x
  3. Step 3: Cross multiply
    171,869,773.26x = 257,802,133.89 × 42,477,394.50
  4. Step 4: Simplify right side
    171,869,773.26x = 10,950,762,944,187,348
  5. Step 5: Solve for x
    x = 10,950,762,944,187,348/171,869,773.26
  6. Step 6: Final answer
    x = 63,715,467.45

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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.