Home / 190,710,232.82-263,164,011.95-115,384,625.45

Finding the Fourth Proportional to 190,710,232.82, 263,164,011.95 and 115,384,625.45

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Solution

The fourth proportional to 190,710,232.82, 263,164,011.95 and 115,384,625.45 is: 159,221,036.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,710,232.82 : 263,164,011.95 = 115,384,625.45 : x
  2. Step 2: Convert to fraction form
    190,710,232.82/263,164,011.95 = 115,384,625.45/x
  3. Step 3: Cross multiply
    190,710,232.82x = 263,164,011.95 × 115,384,625.45
  4. Step 4: Simplify right side
    190,710,232.82x = 30,365,080,949,454,252
  5. Step 5: Solve for x
    x = 30,365,080,949,454,252/190,710,232.82
  6. Step 6: Final answer
    x = 159,221,036.55

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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.