Home / 189,670,253.83-284,545,991.81-56,733,551.48

Finding the Fourth Proportional to 189,670,253.83, 284,545,991.81 and 56,733,551.48

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Solution

The fourth proportional to 189,670,253.83, 284,545,991.81 and 56,733,551.48 is: 85,112,474.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,670,253.83 : 284,545,991.81 = 56,733,551.48 : x
  2. Step 2: Convert to fraction form
    189,670,253.83/284,545,991.81 = 56,733,551.48/x
  3. Step 3: Cross multiply
    189,670,253.83x = 284,545,991.81 × 56,733,551.48
  4. Step 4: Simplify right side
    189,670,253.83x = 16,143,304,673,499,398
  5. Step 5: Solve for x
    x = 16,143,304,673,499,398/189,670,253.83
  6. Step 6: Final answer
    x = 85,112,474.66

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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.