Home / 202,464,877.62-304,181,812.02-129,823,978.26

Finding the Fourth Proportional to 202,464,877.62, 304,181,812.02 and 129,823,978.26

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Solution

The fourth proportional to 202,464,877.62, 304,181,812.02 and 129,823,978.26 is: 195,046,634.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,464,877.62 : 304,181,812.02 = 129,823,978.26 : x
  2. Step 2: Convert to fraction form
    202,464,877.62/304,181,812.02 = 129,823,978.26/x
  3. Step 3: Cross multiply
    202,464,877.62x = 304,181,812.02 × 129,823,978.26
  4. Step 4: Simplify right side
    202,464,877.62x = 39,490,092,950,771,888
  5. Step 5: Solve for x
    x = 39,490,092,950,771,888/202,464,877.62
  6. Step 6: Final answer
    x = 195,046,634.33

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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.