Home / 537,312,827.60-805,969,241.40-196,866,414.80

Finding the Fourth Proportional to 537,312,827.60, 805,969,241.40 and 196,866,414.80

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Solution

The fourth proportional to 537,312,827.60, 805,969,241.40 and 196,866,414.80 is: 295,299,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,312,827.60 : 805,969,241.40 = 196,866,414.80 : x
  2. Step 2: Convert to fraction form
    537,312,827.60/805,969,241.40 = 196,866,414.80/x
  3. Step 3: Cross multiply
    537,312,827.60x = 805,969,241.40 × 196,866,414.80
  4. Step 4: Simplify right side
    537,312,827.60x = 158,668,274,993,493,728
  5. Step 5: Solve for x
    x = 158,668,274,993,493,728/537,312,827.60
  6. Step 6: Final answer
    x = 295,299,622.20

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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.