Home / 189,585,812.32-284,389,347.24-53,260,567.12

Finding the Fourth Proportional to 189,585,812.32, 284,389,347.24 and 53,260,567.12

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Solution

The fourth proportional to 189,585,812.32, 284,389,347.24 and 53,260,567.12 is: 79,893,836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,585,812.32 : 284,389,347.24 = 53,260,567.12 : x
  2. Step 2: Convert to fraction form
    189,585,812.32/284,389,347.24 = 53,260,567.12/x
  3. Step 3: Cross multiply
    189,585,812.32x = 284,389,347.24 × 53,260,567.12
  4. Step 4: Simplify right side
    189,585,812.32x = 15,146,737,916,889,006
  5. Step 5: Solve for x
    x = 15,146,737,916,889,006/189,585,812.32
  6. Step 6: Final answer
    x = 79,893,836.63

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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.