Home / 189,518,736.45-284,283,896.01-65,019,618.73

Finding the Fourth Proportional to 189,518,736.45, 284,283,896.01 and 65,019,618.73

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Solution

The fourth proportional to 189,518,736.45, 284,283,896.01 and 65,019,618.73 is: 97,531,414.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,518,736.45 : 284,283,896.01 = 65,019,618.73 : x
  2. Step 2: Convert to fraction form
    189,518,736.45/284,283,896.01 = 65,019,618.73/x
  3. Step 3: Cross multiply
    189,518,736.45x = 284,283,896.01 × 65,019,618.73
  4. Step 4: Simplify right side
    189,518,736.45x = 18,484,030,528,161,808
  5. Step 5: Solve for x
    x = 18,484,030,528,161,808/189,518,736.45
  6. Step 6: Final answer
    x = 97,531,414.96

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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.