Home / 175,460,857.80-263,758,157.10-161,855,968.20

Finding the Fourth Proportional to 175,460,857.80, 263,758,157.10 and 161,855,968.20

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Solution

The fourth proportional to 175,460,857.80, 263,758,157.10 and 161,855,968.20 is: 243,306,868.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,460,857.80 : 263,758,157.10 = 161,855,968.20 : x
  2. Step 2: Convert to fraction form
    175,460,857.80/263,758,157.10 = 161,855,968.20/x
  3. Step 3: Cross multiply
    175,460,857.80x = 263,758,157.10 × 161,855,968.20
  4. Step 4: Simplify right side
    175,460,857.80x = 42,690,831,888,068,200
  5. Step 5: Solve for x
    x = 42,690,831,888,068,200/175,460,857.80
  6. Step 6: Final answer
    x = 243,306,868.68

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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.