Home / 189,795,787.56-284,368,722.30-103,594,706.28

Finding the Fourth Proportional to 189,795,787.56, 284,368,722.30 and 103,594,706.28

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Solution

The fourth proportional to 189,795,787.56, 284,368,722.30 and 103,594,706.28 is: 155,214,689.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,795,787.56 : 284,368,722.30 = 103,594,706.28 : x
  2. Step 2: Convert to fraction form
    189,795,787.56/284,368,722.30 = 103,594,706.28/x
  3. Step 3: Cross multiply
    189,795,787.56x = 284,368,722.30 × 103,594,706.28
  4. Step 4: Simplify right side
    189,795,787.56x = 29,459,094,261,887,388
  5. Step 5: Solve for x
    x = 29,459,094,261,887,388/189,795,787.56
  6. Step 6: Final answer
    x = 155,214,689.64

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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.