Home / 238,174,433.93-357,222,025.19-72,138,463.06

Finding the Fourth Proportional to 238,174,433.93, 357,222,025.19 and 72,138,463.06

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Solution

The fourth proportional to 238,174,433.93, 357,222,025.19 and 72,138,463.06 is: 108,195,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,174,433.93 : 357,222,025.19 = 72,138,463.06 : x
  2. Step 2: Convert to fraction form
    238,174,433.93/357,222,025.19 = 72,138,463.06/x
  3. Step 3: Cross multiply
    238,174,433.93x = 357,222,025.19 × 72,138,463.06
  4. Step 4: Simplify right side
    238,174,433.93x = 25,769,447,867,674,496
  5. Step 5: Solve for x
    x = 25,769,447,867,674,496/238,174,433.93
  6. Step 6: Final answer
    x = 108,195,692.72

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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.