Home / 189,832,605.81-284,595,672.72-174,509,823.96

Finding the Fourth Proportional to 189,832,605.81, 284,595,672.72 and 174,509,823.96

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Solution

The fourth proportional to 189,832,605.81, 284,595,672.72 and 174,509,823.96 is: 261,623,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,832,605.81 : 284,595,672.72 = 174,509,823.96 : x
  2. Step 2: Convert to fraction form
    189,832,605.81/284,595,672.72 = 174,509,823.96/x
  3. Step 3: Cross multiply
    189,832,605.81x = 284,595,672.72 × 174,509,823.96
  4. Step 4: Simplify right side
    189,832,605.81x = 49,664,740,746,799,384
  5. Step 5: Solve for x
    x = 49,664,740,746,799,384/189,832,605.81
  6. Step 6: Final answer
    x = 261,623,868.75

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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.