Home / 5,361,043,206.80-8,042,320,637.40-1,680,164,742.80

Finding the Fourth Proportional to 5,361,043,206.80, 8,042,320,637.40 and 1,680,164,742.80

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Solution

The fourth proportional to 5,361,043,206.80, 8,042,320,637.40 and 1,680,164,742.80 is: 2,520,483,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,043,206.80 : 8,042,320,637.40 = 1,680,164,742.80 : x
  2. Step 2: Convert to fraction form
    5,361,043,206.80/8,042,320,637.40 = 1,680,164,742.80/x
  3. Step 3: Cross multiply
    5,361,043,206.80x = 8,042,320,637.40 × 1,680,164,742.80
  4. Step 4: Simplify right side
    5,361,043,206.80x = 13,512,423,585,252,302,848
  5. Step 5: Solve for x
    x = 13,512,423,585,252,302,848/5,361,043,206.80
  6. Step 6: Final answer
    x = 2,520,483,992.39

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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.