Home / 189,661,558.60-284,350,620.30-103,497,257.80

Finding the Fourth Proportional to 189,661,558.60, 284,350,620.30 and 103,497,257.80

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Solution

The fourth proportional to 189,661,558.60, 284,350,620.30 and 103,497,257.80 is: 155,168,552.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,661,558.60 : 284,350,620.30 = 103,497,257.80 : x
  2. Step 2: Convert to fraction form
    189,661,558.60/284,350,620.30 = 103,497,257.80/x
  3. Step 3: Cross multiply
    189,661,558.60x = 284,350,620.30 × 103,497,257.80
  4. Step 4: Simplify right side
    189,661,558.60x = 29,429,509,454,779,012
  5. Step 5: Solve for x
    x = 29,429,509,454,779,012/189,661,558.60
  6. Step 6: Final answer
    x = 155,168,552.19

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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.