Home / 189,661,557.60-284,350,618.80-103,497,256.80

Finding the Fourth Proportional to 189,661,557.60, 284,350,618.80 and 103,497,256.80

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Solution

The fourth proportional to 189,661,557.60, 284,350,618.80 and 103,497,256.80 is: 155,168,550.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,661,557.60 : 284,350,618.80 = 103,497,256.80 : x
  2. Step 2: Convert to fraction form
    189,661,557.60/284,350,618.80 = 103,497,256.80/x
  3. Step 3: Cross multiply
    189,661,557.60x = 284,350,618.80 × 103,497,256.80
  4. Step 4: Simplify right side
    189,661,557.60x = 29,429,509,015,182,508
  5. Step 5: Solve for x
    x = 29,429,509,015,182,508/189,661,557.60
  6. Step 6: Final answer
    x = 155,168,550.69

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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.