Home / 185,192,455.40-255,553,131.30-102,683,185.64

Finding the Fourth Proportional to 185,192,455.40, 255,553,131.30 and 102,683,185.64

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Solution

The fourth proportional to 185,192,455.40, 255,553,131.30 and 102,683,185.64 is: 141,695,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,192,455.40 : 255,553,131.30 = 102,683,185.64 : x
  2. Step 2: Convert to fraction form
    185,192,455.40/255,553,131.30 = 102,683,185.64/x
  3. Step 3: Cross multiply
    185,192,455.40x = 255,553,131.30 × 102,683,185.64
  4. Step 4: Simplify right side
    185,192,455.40x = 26,241,009,622,161,196
  5. Step 5: Solve for x
    x = 26,241,009,622,161,196/185,192,455.40
  6. Step 6: Final answer
    x = 141,695,889.10

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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.