Home / 548,443,434.60-822,727,577.79-198,854,136.03

Finding the Fourth Proportional to 548,443,434.60, 822,727,577.79 and 198,854,136.03

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Solution

The fourth proportional to 548,443,434.60, 822,727,577.79 and 198,854,136.03 is: 298,303,838.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,443,434.60 : 822,727,577.79 = 198,854,136.03 : x
  2. Step 2: Convert to fraction form
    548,443,434.60/822,727,577.79 = 198,854,136.03/x
  3. Step 3: Cross multiply
    548,443,434.60x = 822,727,577.79 × 198,854,136.03
  4. Step 4: Simplify right side
    548,443,434.60x = 163,602,781,672,570,272
  5. Step 5: Solve for x
    x = 163,602,781,672,570,272/548,443,434.60
  6. Step 6: Final answer
    x = 298,303,838.37

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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.