Home / 123,776,135.40-185,664,203.10-110,862,119.10

Finding the Fourth Proportional to 123,776,135.40, 185,664,203.10 and 110,862,119.10

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Solution

The fourth proportional to 123,776,135.40, 185,664,203.10 and 110,862,119.10 is: 166,293,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,776,135.40 : 185,664,203.10 = 110,862,119.10 : x
  2. Step 2: Convert to fraction form
    123,776,135.40/185,664,203.10 = 110,862,119.10/x
  3. Step 3: Cross multiply
    123,776,135.40x = 185,664,203.10 × 110,862,119.10
  4. Step 4: Simplify right side
    123,776,135.40x = 20,583,126,996,678,788
  5. Step 5: Solve for x
    x = 20,583,126,996,678,788/123,776,135.40
  6. Step 6: Final answer
    x = 166,293,178.65

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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.