Home / 193,356,597.60-266,835,509.16-105,253,127.64

Finding the Fourth Proportional to 193,356,597.60, 266,835,509.16 and 105,253,127.64

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Solution

The fourth proportional to 193,356,597.60, 266,835,509.16 and 105,253,127.64 is: 145,251,169.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,356,597.60 : 266,835,509.16 = 105,253,127.64 : x
  2. Step 2: Convert to fraction form
    193,356,597.60/266,835,509.16 = 105,253,127.64/x
  3. Step 3: Cross multiply
    193,356,597.60x = 266,835,509.16 × 105,253,127.64
  4. Step 4: Simplify right side
    193,356,597.60x = 28,085,271,904,501,868
  5. Step 5: Solve for x
    x = 28,085,271,904,501,868/193,356,597.60
  6. Step 6: Final answer
    x = 145,251,169.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.