Home / 479,252,173,794.80-718,878,260,692.20-339,938,104,290.80

Finding the Fourth Proportional to 479,252,173,794.80, 718,878,260,692.20 and 339,938,104,290.80

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Solution

The fourth proportional to 479,252,173,794.80, 718,878,260,692.20 and 339,938,104,290.80 is: 509,907,156,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,252,173,794.80 : 718,878,260,692.20 = 339,938,104,290.80 : x
  2. Step 2: Convert to fraction form
    479,252,173,794.80/718,878,260,692.20 = 339,938,104,290.80/x
  3. Step 3: Cross multiply
    479,252,173,794.80x = 718,878,260,692.20 × 339,938,104,290.80
  4. Step 4: Simplify right side
    479,252,173,794.80x = 244,374,113,155,573,979,545,600
  5. Step 5: Solve for x
    x = 244,374,113,155,573,979,545,600/479,252,173,794.80
  6. Step 6: Final answer
    x = 509,907,156,436.20

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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.