Home / 492,538,794.60-679,711,488.48-269,539,852.44

Finding the Fourth Proportional to 492,538,794.60, 679,711,488.48 and 269,539,852.44

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Solution

The fourth proportional to 492,538,794.60, 679,711,488.48 and 269,539,852.44 is: 371,969,348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,538,794.60 : 679,711,488.48 = 269,539,852.44 : x
  2. Step 2: Convert to fraction form
    492,538,794.60/679,711,488.48 = 269,539,852.44/x
  3. Step 3: Cross multiply
    492,538,794.60x = 679,711,488.48 × 269,539,852.44
  4. Step 4: Simplify right side
    492,538,794.60x = 183,209,334,306,671,968
  5. Step 5: Solve for x
    x = 183,209,334,306,671,968/492,538,794.60
  6. Step 6: Final answer
    x = 371,969,348.03

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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.