Home / 316,972,297.82-437,422,285.58-175,843,521.88

Finding the Fourth Proportional to 316,972,297.82, 437,422,285.58 and 175,843,521.88

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Solution

The fourth proportional to 316,972,297.82, 437,422,285.58 and 175,843,521.88 is: 242,664,345.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,972,297.82 : 437,422,285.58 = 175,843,521.88 : x
  2. Step 2: Convert to fraction form
    316,972,297.82/437,422,285.58 = 175,843,521.88/x
  3. Step 3: Cross multiply
    316,972,297.82x = 437,422,285.58 × 175,843,521.88
  4. Step 4: Simplify right side
    316,972,297.82x = 76,917,875,242,359,136
  5. Step 5: Solve for x
    x = 76,917,875,242,359,136/316,972,297.82
  6. Step 6: Final answer
    x = 242,664,345.66

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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.